Home / 160,519.38-221,516.66-88,899.34

Finding the Fourth Proportional to 160,519.38, 221,516.66 and 88,899.34

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Solution

The fourth proportional to 160,519.38, 221,516.66 and 88,899.34 is: 122,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,519.38 : 221,516.66 = 88,899.34 : x
  2. Step 2: Convert to fraction form
    160,519.38/221,516.66 = 88,899.34/x
  3. Step 3: Cross multiply
    160,519.38x = 221,516.66 × 88,899.34
  4. Step 4: Simplify right side
    160,519.38x = 19,692,683,320.92
  5. Step 5: Solve for x
    x = 19,692,683,320.92/160,519.38
  6. Step 6: Final answer
    x = 122,681.03

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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.