Home / 48,285.90-72,432.45-17,117.10

Finding the Fourth Proportional to 48,285.90, 72,432.45 and 17,117.10

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Solution

The fourth proportional to 48,285.90, 72,432.45 and 17,117.10 is: 25,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.90 : 72,432.45 = 17,117.10 : x
  2. Step 2: Convert to fraction form
    48,285.90/72,432.45 = 17,117.10/x
  3. Step 3: Cross multiply
    48,285.90x = 72,432.45 × 17,117.10
  4. Step 4: Simplify right side
    48,285.90x = 1,239,833,489.90
  5. Step 5: Solve for x
    x = 1,239,833,489.90/48,285.90
  6. Step 6: Final answer
    x = 25,676.93

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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.