Home / 116,255.64-160,127.22-89,346.66

Finding the Fourth Proportional to 116,255.64, 160,127.22 and 89,346.66

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Solution

The fourth proportional to 116,255.64, 160,127.22 and 89,346.66 is: 123,063.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,255.64 : 160,127.22 = 89,346.66 : x
  2. Step 2: Convert to fraction form
    116,255.64/160,127.22 = 89,346.66/x
  3. Step 3: Cross multiply
    116,255.64x = 160,127.22 × 89,346.66
  4. Step 4: Simplify right side
    116,255.64x = 14,306,832,282.09
  5. Step 5: Solve for x
    x = 14,306,832,282.09/116,255.64
  6. Step 6: Final answer
    x = 123,063.55

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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.