Home / 42,658.40-63,901.20-24,168.80

Finding the Fourth Proportional to 42,658.40, 63,901.20 and 24,168.80

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Solution

The fourth proportional to 42,658.40, 63,901.20 and 24,168.80 is: 36,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,658.40 : 63,901.20 = 24,168.80 : x
  2. Step 2: Convert to fraction form
    42,658.40/63,901.20 = 24,168.80/x
  3. Step 3: Cross multiply
    42,658.40x = 63,901.20 × 24,168.80
  4. Step 4: Simplify right side
    42,658.40x = 1,544,415,322.56
  5. Step 5: Solve for x
    x = 1,544,415,322.56/42,658.40
  6. Step 6: Final answer
    x = 36,204.25

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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.