Home / 296,440.56-444,673.14-86,078.52

Finding the Fourth Proportional to 296,440.56, 444,673.14 and 86,078.52

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Solution

The fourth proportional to 296,440.56, 444,673.14 and 86,078.52 is: 129,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,440.56 : 444,673.14 = 86,078.52 : x
  2. Step 2: Convert to fraction form
    296,440.56/444,673.14 = 86,078.52/x
  3. Step 3: Cross multiply
    296,440.56x = 444,673.14 × 86,078.52
  4. Step 4: Simplify right side
    296,440.56x = 38,276,805,774.95
  5. Step 5: Solve for x
    x = 38,276,805,774.95/296,440.56
  6. Step 6: Final answer
    x = 129,121.35

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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.