Home / 63,300.12-87,365.10-38,149.62

Finding the Fourth Proportional to 63,300.12, 87,365.10 and 38,149.62

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Solution

The fourth proportional to 63,300.12, 87,365.10 and 38,149.62 is: 52,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,300.12 : 87,365.10 = 38,149.62 : x
  2. Step 2: Convert to fraction form
    63,300.12/87,365.10 = 38,149.62/x
  3. Step 3: Cross multiply
    63,300.12x = 87,365.10 × 38,149.62
  4. Step 4: Simplify right side
    63,300.12x = 3,332,945,366.26
  5. Step 5: Solve for x
    x = 3,332,945,366.26/63,300.12
  6. Step 6: Final answer
    x = 52,653.07

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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.