Home / 160,141.38-220,998.81-103,651.17

Finding the Fourth Proportional to 160,141.38, 220,998.81 and 103,651.17

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Solution

The fourth proportional to 160,141.38, 220,998.81 and 103,651.17 is: 143,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,141.38 : 220,998.81 = 103,651.17 : x
  2. Step 2: Convert to fraction form
    160,141.38/220,998.81 = 103,651.17/x
  3. Step 3: Cross multiply
    160,141.38x = 220,998.81 × 103,651.17
  4. Step 4: Simplify right side
    160,141.38x = 22,906,785,225.11
  5. Step 5: Solve for x
    x = 22,906,785,225.11/160,141.38
  6. Step 6: Final answer
    x = 143,041.01

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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.