Home / 42,332.55-63,443.13-23,621.40

Finding the Fourth Proportional to 42,332.55, 63,443.13 and 23,621.40

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Solution

The fourth proportional to 42,332.55, 63,443.13 and 23,621.40 is: 35,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.55 : 63,443.13 = 23,621.40 : x
  2. Step 2: Convert to fraction form
    42,332.55/63,443.13 = 23,621.40/x
  3. Step 3: Cross multiply
    42,332.55x = 63,443.13 × 23,621.40
  4. Step 4: Simplify right side
    42,332.55x = 1,498,615,550.98
  5. Step 5: Solve for x
    x = 1,498,615,550.98/42,332.55
  6. Step 6: Final answer
    x = 35,401.02

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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.