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Finding the Fourth Proportional to 58,764, 88,146 and 14,988

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Solution

The fourth proportional to 58,764, 88,146 and 14,988 is: 22,482

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,764 : 88,146 = 14,988 : x
  2. Step 2: Convert to fraction form
    58,764/88,146 = 14,988/x
  3. Step 3: Cross multiply
    58,764x = 88,146 × 14,988
  4. Step 4: Simplify right side
    58,764x = 1,321,132,248
  5. Step 5: Solve for x
    x = 1,321,132,248/58,764
  6. Step 6: Final answer
    x = 22,482

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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.