Home / 53,008.43-73,153.53-29,137.32

Finding the Fourth Proportional to 53,008.43, 73,153.53 and 29,137.32

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Solution

The fourth proportional to 53,008.43, 73,153.53 and 29,137.32 is: 40,210.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.43 : 73,153.53 = 29,137.32 : x
  2. Step 2: Convert to fraction form
    53,008.43/73,153.53 = 29,137.32/x
  3. Step 3: Cross multiply
    53,008.43x = 73,153.53 × 29,137.32
  4. Step 4: Simplify right side
    53,008.43x = 2,131,497,812.74
  5. Step 5: Solve for x
    x = 2,131,497,812.74/53,008.43
  6. Step 6: Final answer
    x = 40,210.55

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Find fourth proportional to 53,009.43, 73,154.91 and 29,138.32
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.