Home / 42,452.80-63,671.04-40,345.46

Finding the Fourth Proportional to 42,452.80, 63,671.04 and 40,345.46

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Solution

The fourth proportional to 42,452.80, 63,671.04 and 40,345.46 is: 60,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,452.80 : 63,671.04 = 40,345.46 : x
  2. Step 2: Convert to fraction form
    42,452.80/63,671.04 = 40,345.46/x
  3. Step 3: Cross multiply
    42,452.80x = 63,671.04 × 40,345.46
  4. Step 4: Simplify right side
    42,452.80x = 2,568,837,397.48
  5. Step 5: Solve for x
    x = 2,568,837,397.48/42,452.80
  6. Step 6: Final answer
    x = 60,510.44

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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.