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Finding the Fourth Proportional to 58,248, 87,372 and 14,472

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Solution

The fourth proportional to 58,248, 87,372 and 14,472 is: 21,708

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,248 : 87,372 = 14,472 : x
  2. Step 2: Convert to fraction form
    58,248/87,372 = 14,472/x
  3. Step 3: Cross multiply
    58,248x = 87,372 × 14,472
  4. Step 4: Simplify right side
    58,248x = 1,264,447,584
  5. Step 5: Solve for x
    x = 1,264,447,584/58,248
  6. Step 6: Final answer
    x = 21,708

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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.