Home / 191,227.30-286,452.15-97,785.70

Finding the Fourth Proportional to 191,227.30, 286,452.15 and 97,785.70

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Solution

The fourth proportional to 191,227.30, 286,452.15 and 97,785.70 is: 146,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,227.30 : 286,452.15 = 97,785.70 : x
  2. Step 2: Convert to fraction form
    191,227.30/286,452.15 = 97,785.70/x
  3. Step 3: Cross multiply
    191,227.30x = 286,452.15 × 97,785.70
  4. Step 4: Simplify right side
    191,227.30x = 28,010,924,004.26
  5. Step 5: Solve for x
    x = 28,010,924,004.26/191,227.30
  6. Step 6: Final answer
    x = 146,479.73

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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.