Home / 282,423.69-423,301.46-124,321.77

Finding the Fourth Proportional to 282,423.69, 423,301.46 and 124,321.77

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Solution

The fourth proportional to 282,423.69, 423,301.46 and 124,321.77 is: 186,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,423.69 : 423,301.46 = 124,321.77 : x
  2. Step 2: Convert to fraction form
    282,423.69/423,301.46 = 124,321.77/x
  3. Step 3: Cross multiply
    282,423.69x = 423,301.46 × 124,321.77
  4. Step 4: Simplify right side
    282,423.69x = 52,625,586,129.18
  5. Step 5: Solve for x
    x = 52,625,586,129.18/282,423.69
  6. Step 6: Final answer
    x = 186,335.59

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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.