Home / 48,034.20-72,029.70-18,442.20

Finding the Fourth Proportional to 48,034.20, 72,029.70 and 18,442.20

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Solution

The fourth proportional to 48,034.20, 72,029.70 and 18,442.20 is: 27,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,034.20 : 72,029.70 = 18,442.20 : x
  2. Step 2: Convert to fraction form
    48,034.20/72,029.70 = 18,442.20/x
  3. Step 3: Cross multiply
    48,034.20x = 72,029.70 × 18,442.20
  4. Step 4: Simplify right side
    48,034.20x = 1,328,386,133.34
  5. Step 5: Solve for x
    x = 1,328,386,133.34/48,034.20
  6. Step 6: Final answer
    x = 27,655.01

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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.