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Finding the Fourth Proportional to 58,753, 88,129.50 and 14,977

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Solution

The fourth proportional to 58,753, 88,129.50 and 14,977 is: 22,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,753 : 88,129.50 = 14,977 : x
  2. Step 2: Convert to fraction form
    58,753/88,129.50 = 14,977/x
  3. Step 3: Cross multiply
    58,753x = 88,129.50 × 14,977
  4. Step 4: Simplify right side
    58,753x = 1,319,915,521.50
  5. Step 5: Solve for x
    x = 1,319,915,521.50/58,753
  6. Step 6: Final answer
    x = 22,465.50

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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.