Home / 116,686.56-160,927.92-98,624.64

Finding the Fourth Proportional to 116,686.56, 160,927.92 and 98,624.64

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Solution

The fourth proportional to 116,686.56, 160,927.92 and 98,624.64 is: 136,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,686.56 : 160,927.92 = 98,624.64 : x
  2. Step 2: Convert to fraction form
    116,686.56/160,927.92 = 98,624.64/x
  3. Step 3: Cross multiply
    116,686.56x = 160,927.92 × 98,624.64
  4. Step 4: Simplify right side
    116,686.56x = 15,871,458,175.95
  5. Step 5: Solve for x
    x = 15,871,458,175.95/116,686.56
  6. Step 6: Final answer
    x = 136,017.88

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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.