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Finding the Fourth Proportional to 35,437.79, 53,167.96 and 10,477.97

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Solution

The fourth proportional to 35,437.79, 53,167.96 and 10,477.97 is: 15,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,437.79 : 53,167.96 = 10,477.97 : x
  2. Step 2: Convert to fraction form
    35,437.79/53,167.96 = 10,477.97/x
  3. Step 3: Cross multiply
    35,437.79x = 53,167.96 × 10,477.97
  4. Step 4: Simplify right side
    35,437.79x = 557,092,535.55
  5. Step 5: Solve for x
    x = 557,092,535.55/35,437.79
  6. Step 6: Final answer
    x = 15,720.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.