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Finding the Fourth Proportional to 185,032.40, 277,349.88 and 79,900.88

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Solution

The fourth proportional to 185,032.40, 277,349.88 and 79,900.88 is: 119,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,032.40 : 277,349.88 = 79,900.88 : x
  2. Step 2: Convert to fraction form
    185,032.40/277,349.88 = 79,900.88/x
  3. Step 3: Cross multiply
    185,032.40x = 277,349.88 × 79,900.88
  4. Step 4: Simplify right side
    185,032.40x = 22,160,499,479.89
  5. Step 5: Solve for x
    x = 22,160,499,479.89/185,032.40
  6. Step 6: Final answer
    x = 119,765.51

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1.5x scale

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.