Home / 229,547.70-344,321.55-89,306.33

Finding the Fourth Proportional to 229,547.70, 344,321.55 and 89,306.33

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Solution

The fourth proportional to 229,547.70, 344,321.55 and 89,306.33 is: 133,959.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,547.70 : 344,321.55 = 89,306.33 : x
  2. Step 2: Convert to fraction form
    229,547.70/344,321.55 = 89,306.33/x
  3. Step 3: Cross multiply
    229,547.70x = 344,321.55 × 89,306.33
  4. Step 4: Simplify right side
    229,547.70x = 30,750,092,248.80
  5. Step 5: Solve for x
    x = 30,750,092,248.80/229,547.70
  6. Step 6: Final answer
    x = 133,959.49

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1.5x scale

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.