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Finding the Fourth Proportional to 62,460.39, 93,690.63 and 15,713.25

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Solution

The fourth proportional to 62,460.39, 93,690.63 and 15,713.25 is: 23,569.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,460.39 : 93,690.63 = 15,713.25 : x
  2. Step 2: Convert to fraction form
    62,460.39/93,690.63 = 15,713.25/x
  3. Step 3: Cross multiply
    62,460.39x = 93,690.63 × 15,713.25
  4. Step 4: Simplify right side
    62,460.39x = 1,472,184,291.85
  5. Step 5: Solve for x
    x = 1,472,184,291.85/62,460.39
  6. Step 6: Final answer
    x = 23,569.89

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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.