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Finding the Fourth Proportional to 53,404.84, 73,699.50 and 29,531.08

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Solution

The fourth proportional to 53,404.84, 73,699.50 and 29,531.08 is: 40,753.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,404.84 : 73,699.50 = 29,531.08 : x
  2. Step 2: Convert to fraction form
    53,404.84/73,699.50 = 29,531.08/x
  3. Step 3: Cross multiply
    53,404.84x = 73,699.50 × 29,531.08
  4. Step 4: Simplify right side
    53,404.84x = 2,176,425,830.46
  5. Step 5: Solve for x
    x = 2,176,425,830.46/53,404.84
  6. Step 6: Final answer
    x = 40,753.34

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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.