Home / 63,913.80-95,869.80-28,853.40

Finding the Fourth Proportional to 63,913.80, 95,869.80 and 28,853.40

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Solution

The fourth proportional to 63,913.80, 95,869.80 and 28,853.40 is: 43,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,913.80 : 95,869.80 = 28,853.40 : x
  2. Step 2: Convert to fraction form
    63,913.80/95,869.80 = 28,853.40/x
  3. Step 3: Cross multiply
    63,913.80x = 95,869.80 × 28,853.40
  4. Step 4: Simplify right side
    63,913.80x = 2,766,169,687.32
  5. Step 5: Solve for x
    x = 2,766,169,687.32/63,913.80
  6. Step 6: Final answer
    x = 43,279.69

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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.