Home / 151,915.40-227,727.30-118,162.70

Finding the Fourth Proportional to 151,915.40, 227,727.30 and 118,162.70

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Solution

The fourth proportional to 151,915.40, 227,727.30 and 118,162.70 is: 177,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,915.40 : 227,727.30 = 118,162.70 : x
  2. Step 2: Convert to fraction form
    151,915.40/227,727.30 = 118,162.70/x
  3. Step 3: Cross multiply
    151,915.40x = 227,727.30 × 118,162.70
  4. Step 4: Simplify right side
    151,915.40x = 26,908,872,631.71
  5. Step 5: Solve for x
    x = 26,908,872,631.71/151,915.40
  6. Step 6: Final answer
    x = 177,130.64

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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.