Home / 48,155.40-72,233.10-43,246.80

Finding the Fourth Proportional to 48,155.40, 72,233.10 and 43,246.80

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Solution

The fourth proportional to 48,155.40, 72,233.10 and 43,246.80 is: 64,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155.40 : 72,233.10 = 43,246.80 : x
  2. Step 2: Convert to fraction form
    48,155.40/72,233.10 = 43,246.80/x
  3. Step 3: Cross multiply
    48,155.40x = 72,233.10 × 43,246.80
  4. Step 4: Simplify right side
    48,155.40x = 3,123,850,429.08
  5. Step 5: Solve for x
    x = 3,123,850,429.08/48,155.40
  6. Step 6: Final answer
    x = 64,870.20

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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.