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Finding the Fourth Proportional to 62,332.95, 86,019.78 and 34,038.64

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Solution

The fourth proportional to 62,332.95, 86,019.78 and 34,038.64 is: 46,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,332.95 : 86,019.78 = 34,038.64 : x
  2. Step 2: Convert to fraction form
    62,332.95/86,019.78 = 34,038.64/x
  3. Step 3: Cross multiply
    62,332.95x = 86,019.78 × 34,038.64
  4. Step 4: Simplify right side
    62,332.95x = 2,927,996,324.30
  5. Step 5: Solve for x
    x = 2,927,996,324.30/62,332.95
  6. Step 6: Final answer
    x = 46,973.49

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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.