Home / 48,096.40-72,126.13-20,029.70

Finding the Fourth Proportional to 48,096.40, 72,126.13 and 20,029.70

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Solution

The fourth proportional to 48,096.40, 72,126.13 and 20,029.70 is: 30,036.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,096.40 : 72,126.13 = 20,029.70 : x
  2. Step 2: Convert to fraction form
    48,096.40/72,126.13 = 20,029.70/x
  3. Step 3: Cross multiply
    48,096.40x = 72,126.13 × 20,029.70
  4. Step 4: Simplify right side
    48,096.40x = 1,444,664,746.06
  5. Step 5: Solve for x
    x = 1,444,664,746.06/48,096.40
  6. Step 6: Final answer
    x = 30,036.86

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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.