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Finding the Fourth Proportional to 58,632.53, 87,948.86 and 14,258.97

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Solution

The fourth proportional to 58,632.53, 87,948.86 and 14,258.97 is: 21,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.53 : 87,948.86 = 14,258.97 : x
  2. Step 2: Convert to fraction form
    58,632.53/87,948.86 = 14,258.97/x
  3. Step 3: Cross multiply
    58,632.53x = 87,948.86 × 14,258.97
  4. Step 4: Simplify right side
    58,632.53x = 1,254,060,084.98
  5. Step 5: Solve for x
    x = 1,254,060,084.98/58,632.53
  6. Step 6: Final answer
    x = 21,388.47

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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.