Home / 127,926.27-176,536.94-70,565.31

Finding the Fourth Proportional to 127,926.27, 176,536.94 and 70,565.31

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Solution

The fourth proportional to 127,926.27, 176,536.94 and 70,565.31 is: 97,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,926.27 : 176,536.94 = 70,565.31 : x
  2. Step 2: Convert to fraction form
    127,926.27/176,536.94 = 70,565.31/x
  3. Step 3: Cross multiply
    127,926.27x = 176,536.94 × 70,565.31
  4. Step 4: Simplify right side
    127,926.27x = 12,457,383,544.72
  5. Step 5: Solve for x
    x = 12,457,383,544.72/127,926.27
  6. Step 6: Final answer
    x = 97,379.40

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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.