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Finding the Fourth Proportional to 125,392.76, 188,079.96 and 58,848.02

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Solution

The fourth proportional to 125,392.76, 188,079.96 and 58,848.02 is: 88,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,392.76 : 188,079.96 = 58,848.02 : x
  2. Step 2: Convert to fraction form
    125,392.76/188,079.96 = 58,848.02/x
  3. Step 3: Cross multiply
    125,392.76x = 188,079.96 × 58,848.02
  4. Step 4: Simplify right side
    125,392.76x = 11,068,133,247.68
  5. Step 5: Solve for x
    x = 11,068,133,247.68/125,392.76
  6. Step 6: Final answer
    x = 88,267.72

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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.