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Finding the Fourth Proportional to 60,948.47, 84,117.87 and 37,070.53

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Solution

The fourth proportional to 60,948.47, 84,117.87 and 37,070.53 is: 51,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,948.47 : 84,117.87 = 37,070.53 : x
  2. Step 2: Convert to fraction form
    60,948.47/84,117.87 = 37,070.53/x
  3. Step 3: Cross multiply
    60,948.47x = 84,117.87 × 37,070.53
  4. Step 4: Simplify right side
    60,948.47x = 3,118,293,813.08
  5. Step 5: Solve for x
    x = 3,118,293,813.08/60,948.47
  6. Step 6: Final answer
    x = 51,162.79

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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.