Home / 131,726.93-197,590.10-101,784.70

Finding the Fourth Proportional to 131,726.93, 197,590.10 and 101,784.70

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Solution

The fourth proportional to 131,726.93, 197,590.10 and 101,784.70 is: 152,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,726.93 : 197,590.10 = 101,784.70 : x
  2. Step 2: Convert to fraction form
    131,726.93/197,590.10 = 101,784.70/x
  3. Step 3: Cross multiply
    131,726.93x = 197,590.10 × 101,784.70
  4. Step 4: Simplify right side
    131,726.93x = 20,111,648,789.53
  5. Step 5: Solve for x
    x = 20,111,648,789.53/131,726.93
  6. Step 6: Final answer
    x = 152,676.83

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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.