Home / 127,926.62-176,534.60-70,565.81

Finding the Fourth Proportional to 127,926.62, 176,534.60 and 70,565.81

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Solution

The fourth proportional to 127,926.62, 176,534.60 and 70,565.81 is: 97,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,926.62 : 176,534.60 = 70,565.81 : x
  2. Step 2: Convert to fraction form
    127,926.62/176,534.60 = 70,565.81/x
  3. Step 3: Cross multiply
    127,926.62x = 176,534.60 × 70,565.81
  4. Step 4: Simplify right side
    127,926.62x = 12,457,306,689.20
  5. Step 5: Solve for x
    x = 12,457,306,689.20/127,926.62
  6. Step 6: Final answer
    x = 97,378.53

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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.