Home / 191,470.95-287,217.23-58,355.55

Finding the Fourth Proportional to 191,470.95, 287,217.23 and 58,355.55

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Solution

The fourth proportional to 191,470.95, 287,217.23 and 58,355.55 is: 87,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,470.95 : 287,217.23 = 58,355.55 : x
  2. Step 2: Convert to fraction form
    191,470.95/287,217.23 = 58,355.55/x
  3. Step 3: Cross multiply
    191,470.95x = 287,217.23 × 58,355.55
  4. Step 4: Simplify right side
    191,470.95x = 16,760,719,134.35
  5. Step 5: Solve for x
    x = 16,760,719,134.35/191,470.95
  6. Step 6: Final answer
    x = 87,536.62

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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.