Home / 282,302.40-423,453.60-124,363.20

Finding the Fourth Proportional to 282,302.40, 423,453.60 and 124,363.20

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Solution

The fourth proportional to 282,302.40, 423,453.60 and 124,363.20 is: 186,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,302.40 : 423,453.60 = 124,363.20 : x
  2. Step 2: Convert to fraction form
    282,302.40/423,453.60 = 124,363.20/x
  3. Step 3: Cross multiply
    282,302.40x = 423,453.60 × 124,363.20
  4. Step 4: Simplify right side
    282,302.40x = 52,662,044,747.52
  5. Step 5: Solve for x
    x = 52,662,044,747.52/282,302.40
  6. Step 6: Final answer
    x = 186,544.80

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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.