Home / 151,814.40-227,575.80-118,061.70

Finding the Fourth Proportional to 151,814.40, 227,575.80 and 118,061.70

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Solution

The fourth proportional to 151,814.40, 227,575.80 and 118,061.70 is: 176,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,814.40 : 227,575.80 = 118,061.70 : x
  2. Step 2: Convert to fraction form
    151,814.40/227,575.80 = 118,061.70/x
  3. Step 3: Cross multiply
    151,814.40x = 227,575.80 × 118,061.70
  4. Step 4: Simplify right side
    151,814.40x = 26,867,985,826.86
  5. Step 5: Solve for x
    x = 26,867,985,826.86/151,814.40
  6. Step 6: Final answer
    x = 176,979.17

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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.