Home / 53,008.63-73,152.32-29,135.70

Finding the Fourth Proportional to 53,008.63, 73,152.32 and 29,135.70

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Solution

The fourth proportional to 53,008.63, 73,152.32 and 29,135.70 is: 40,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.63 : 73,152.32 = 29,135.70 : x
  2. Step 2: Convert to fraction form
    53,008.63/73,152.32 = 29,135.70/x
  3. Step 3: Cross multiply
    53,008.63x = 73,152.32 × 29,135.70
  4. Step 4: Simplify right side
    53,008.63x = 2,131,343,904.15
  5. Step 5: Solve for x
    x = 2,131,343,904.15/53,008.63
  6. Step 6: Final answer
    x = 40,207.49

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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.