Home / 48,737.40-73,106.10-40,426.80

Finding the Fourth Proportional to 48,737.40, 73,106.10 and 40,426.80

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Solution

The fourth proportional to 48,737.40, 73,106.10 and 40,426.80 is: 60,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,737.40 : 73,106.10 = 40,426.80 : x
  2. Step 2: Convert to fraction form
    48,737.40/73,106.10 = 40,426.80/x
  3. Step 3: Cross multiply
    48,737.40x = 73,106.10 × 40,426.80
  4. Step 4: Simplify right side
    48,737.40x = 2,955,445,683.48
  5. Step 5: Solve for x
    x = 2,955,445,683.48/48,737.40
  6. Step 6: Final answer
    x = 60,640.20

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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.