Home / 283,219.20-424,901.64-83,531.52

Finding the Fourth Proportional to 283,219.20, 424,901.64 and 83,531.52

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Solution

The fourth proportional to 283,219.20, 424,901.64 and 83,531.52 is: 125,318.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,219.20 : 424,901.64 = 83,531.52 : x
  2. Step 2: Convert to fraction form
    283,219.20/424,901.64 = 83,531.52/x
  3. Step 3: Cross multiply
    283,219.20x = 424,901.64 × 83,531.52
  4. Step 4: Simplify right side
    283,219.20x = 35,492,679,839.69
  5. Step 5: Solve for x
    x = 35,492,679,839.69/283,219.20
  6. Step 6: Final answer
    x = 125,318.76

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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.