Home / 53,199.84-73,420.17-29,331.18

Finding the Fourth Proportional to 53,199.84, 73,420.17 and 29,331.18

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Solution

The fourth proportional to 53,199.84, 73,420.17 and 29,331.18 is: 40,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.84 : 73,420.17 = 29,331.18 : x
  2. Step 2: Convert to fraction form
    53,199.84/73,420.17 = 29,331.18/x
  3. Step 3: Cross multiply
    53,199.84x = 73,420.17 × 29,331.18
  4. Step 4: Simplify right side
    53,199.84x = 2,153,500,221.90
  5. Step 5: Solve for x
    x = 2,153,500,221.90/53,199.84
  6. Step 6: Final answer
    x = 40,479.45

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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.