Home / 282,260.60-423,045.30-124,321.40

Finding the Fourth Proportional to 282,260.60, 423,045.30 and 124,321.40

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Solution

The fourth proportional to 282,260.60, 423,045.30 and 124,321.40 is: 186,329.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,260.60 : 423,045.30 = 124,321.40 : x
  2. Step 2: Convert to fraction form
    282,260.60/423,045.30 = 124,321.40/x
  3. Step 3: Cross multiply
    282,260.60x = 423,045.30 × 124,321.40
  4. Step 4: Simplify right side
    282,260.60x = 52,593,583,959.42
  5. Step 5: Solve for x
    x = 52,593,583,959.42/282,260.60
  6. Step 6: Final answer
    x = 186,329.88

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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.