Home / 53,972.01-80,948.90-14,520.35

Finding the Fourth Proportional to 53,972.01, 80,948.90 and 14,520.35

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Solution

The fourth proportional to 53,972.01, 80,948.90 and 14,520.35 is: 21,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,972.01 : 80,948.90 = 14,520.35 : x
  2. Step 2: Convert to fraction form
    53,972.01/80,948.90 = 14,520.35/x
  3. Step 3: Cross multiply
    53,972.01x = 80,948.90 × 14,520.35
  4. Step 4: Simplify right side
    53,972.01x = 1,175,405,882.77
  5. Step 5: Solve for x
    x = 1,175,405,882.77/53,972.01
  6. Step 6: Final answer
    x = 21,778.06

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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.