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Finding the Fourth Proportional to 35,397.79, 53,097.11 and 9,101.83

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Solution

The fourth proportional to 35,397.79, 53,097.11 and 9,101.83 is: 13,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,397.79 : 53,097.11 = 9,101.83 : x
  2. Step 2: Convert to fraction form
    35,397.79/53,097.11 = 9,101.83/x
  3. Step 3: Cross multiply
    35,397.79x = 53,097.11 × 9,101.83
  4. Step 4: Simplify right side
    35,397.79x = 483,280,868.71
  5. Step 5: Solve for x
    x = 483,280,868.71/35,397.79
  6. Step 6: Final answer
    x = 13,652.85

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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.