Home / 83,007.64-114,550.30-45,281.62

Finding the Fourth Proportional to 83,007.64, 114,550.30 and 45,281.62

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Solution

The fourth proportional to 83,007.64, 114,550.30 and 45,281.62 is: 62,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,007.64 : 114,550.30 = 45,281.62 : x
  2. Step 2: Convert to fraction form
    83,007.64/114,550.30 = 45,281.62/x
  3. Step 3: Cross multiply
    83,007.64x = 114,550.30 × 45,281.62
  4. Step 4: Simplify right side
    83,007.64x = 5,187,023,155.49
  5. Step 5: Solve for x
    x = 5,187,023,155.49/83,007.64
  6. Step 6: Final answer
    x = 62,488.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.