Home / 160,550.44-221,561.38-88,931.56

Finding the Fourth Proportional to 160,550.44, 221,561.38 and 88,931.56

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Solution

The fourth proportional to 160,550.44, 221,561.38 and 88,931.56 is: 122,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,550.44 : 221,561.38 = 88,931.56 : x
  2. Step 2: Convert to fraction form
    160,550.44/221,561.38 = 88,931.56/x
  3. Step 3: Cross multiply
    160,550.44x = 221,561.38 × 88,931.56
  4. Step 4: Simplify right side
    160,550.44x = 19,703,799,159.15
  5. Step 5: Solve for x
    x = 19,703,799,159.15/160,550.44
  6. Step 6: Final answer
    x = 122,726.53

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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.