Home / 282,625.20-423,937.80-124,772.40

Finding the Fourth Proportional to 282,625.20, 423,937.80 and 124,772.40

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Solution

The fourth proportional to 282,625.20, 423,937.80 and 124,772.40 is: 187,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,625.20 : 423,937.80 = 124,772.40 : x
  2. Step 2: Convert to fraction form
    282,625.20/423,937.80 = 124,772.40/x
  3. Step 3: Cross multiply
    282,625.20x = 423,937.80 × 124,772.40
  4. Step 4: Simplify right side
    282,625.20x = 52,895,736,756.72
  5. Step 5: Solve for x
    x = 52,895,736,756.72/282,625.20
  6. Step 6: Final answer
    x = 187,158.60

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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.