Home / 178,001.31-245,641.17-96,329.40

Finding the Fourth Proportional to 178,001.31, 245,641.17 and 96,329.40

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Solution

The fourth proportional to 178,001.31, 245,641.17 and 96,329.40 is: 132,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,001.31 : 245,641.17 = 96,329.40 : x
  2. Step 2: Convert to fraction form
    178,001.31/245,641.17 = 96,329.40/x
  3. Step 3: Cross multiply
    178,001.31x = 245,641.17 × 96,329.40
  4. Step 4: Simplify right side
    178,001.31x = 23,662,466,521.40
  5. Step 5: Solve for x
    x = 23,662,466,521.40/178,001.31
  6. Step 6: Final answer
    x = 132,934.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.