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Finding the Fourth Proportional to 62,957,659.49, 86,881,746.47 and 36,501,154.77

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Solution

The fourth proportional to 62,957,659.49, 86,881,746.47 and 36,501,154.77 is: 50,371,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,957,659.49 : 86,881,746.47 = 36,501,154.77 : x
  2. Step 2: Convert to fraction form
    62,957,659.49/86,881,746.47 = 36,501,154.77/x
  3. Step 3: Cross multiply
    62,957,659.49x = 86,881,746.47 × 36,501,154.77
  4. Step 4: Simplify right side
    62,957,659.49x = 3,171,284,074,406,866
  5. Step 5: Solve for x
    x = 3,171,284,074,406,866/62,957,659.49
  6. Step 6: Final answer
    x = 50,371,695.84

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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.