Home / 160,159.14-221,000.20-88,529.22

Finding the Fourth Proportional to 160,159.14, 221,000.20 and 88,529.22

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Solution

The fourth proportional to 160,159.14, 221,000.20 and 88,529.22 is: 122,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,159.14 : 221,000.20 = 88,529.22 : x
  2. Step 2: Convert to fraction form
    160,159.14/221,000.20 = 88,529.22/x
  3. Step 3: Cross multiply
    160,159.14x = 221,000.20 × 88,529.22
  4. Step 4: Simplify right side
    160,159.14x = 19,564,975,104.52
  5. Step 5: Solve for x
    x = 19,564,975,104.52/160,159.14
  6. Step 6: Final answer
    x = 122,159.59

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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.