Home / 48,859.20-73,285.56-13,802.40

Finding the Fourth Proportional to 48,859.20, 73,285.56 and 13,802.40

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Solution

The fourth proportional to 48,859.20, 73,285.56 and 13,802.40 is: 20,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.20 : 73,285.56 = 13,802.40 : x
  2. Step 2: Convert to fraction form
    48,859.20/73,285.56 = 13,802.40/x
  3. Step 3: Cross multiply
    48,859.20x = 73,285.56 × 13,802.40
  4. Step 4: Simplify right side
    48,859.20x = 1,011,516,613.34
  5. Step 5: Solve for x
    x = 1,011,516,613.34/48,859.20
  6. Step 6: Final answer
    x = 20,702.68

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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.