Home / 170,211.96-234,890.49-93,729.45

Finding the Fourth Proportional to 170,211.96, 234,890.49 and 93,729.45

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Solution

The fourth proportional to 170,211.96, 234,890.49 and 93,729.45 is: 129,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,211.96 : 234,890.49 = 93,729.45 : x
  2. Step 2: Convert to fraction form
    170,211.96/234,890.49 = 93,729.45/x
  3. Step 3: Cross multiply
    170,211.96x = 234,890.49 × 93,729.45
  4. Step 4: Simplify right side
    170,211.96x = 22,016,156,437.93
  5. Step 5: Solve for x
    x = 22,016,156,437.93/170,211.96
  6. Step 6: Final answer
    x = 129,345.53

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1.5x scale

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.