Home / 160,657.40-221,713.11-96,982.89

Finding the Fourth Proportional to 160,657.40, 221,713.11 and 96,982.89

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Solution

The fourth proportional to 160,657.40, 221,713.11 and 96,982.89 is: 133,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,657.40 : 221,713.11 = 96,982.89 : x
  2. Step 2: Convert to fraction form
    160,657.40/221,713.11 = 96,982.89/x
  3. Step 3: Cross multiply
    160,657.40x = 221,713.11 × 96,982.89
  4. Step 4: Simplify right side
    160,657.40x = 21,502,378,158.69
  5. Step 5: Solve for x
    x = 21,502,378,158.69/160,657.40
  6. Step 6: Final answer
    x = 133,839.95

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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.