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Finding the Fourth Proportional to 86,058.69, 118,695.24 and 62,264.13

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Solution

The fourth proportional to 86,058.69, 118,695.24 and 62,264.13 is: 85,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,058.69 : 118,695.24 = 62,264.13 : x
  2. Step 2: Convert to fraction form
    86,058.69/118,695.24 = 62,264.13/x
  3. Step 3: Cross multiply
    86,058.69x = 118,695.24 × 62,264.13
  4. Step 4: Simplify right side
    86,058.69x = 7,390,455,853.74
  5. Step 5: Solve for x
    x = 7,390,455,853.74/86,058.69
  6. Step 6: Final answer
    x = 85,876.93

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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.