Home / 151,778.40-227,521.80-118,025.70

Finding the Fourth Proportional to 151,778.40, 227,521.80 and 118,025.70

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Solution

The fourth proportional to 151,778.40, 227,521.80 and 118,025.70 is: 176,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,778.40 : 227,521.80 = 118,025.70 : x
  2. Step 2: Convert to fraction form
    151,778.40/227,521.80 = 118,025.70/x
  3. Step 3: Cross multiply
    151,778.40x = 227,521.80 × 118,025.70
  4. Step 4: Simplify right side
    151,778.40x = 26,853,419,710.26
  5. Step 5: Solve for x
    x = 26,853,419,710.26/151,778.40
  6. Step 6: Final answer
    x = 176,925.17

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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.