Home / 127,600.65-176,085.23-71,010.81

Finding the Fourth Proportional to 127,600.65, 176,085.23 and 71,010.81

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Solution

The fourth proportional to 127,600.65, 176,085.23 and 71,010.81 is: 97,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,600.65 : 176,085.23 = 71,010.81 : x
  2. Step 2: Convert to fraction form
    127,600.65/176,085.23 = 71,010.81/x
  3. Step 3: Cross multiply
    127,600.65x = 176,085.23 × 71,010.81
  4. Step 4: Simplify right side
    127,600.65x = 12,503,954,456.28
  5. Step 5: Solve for x
    x = 12,503,954,456.28/127,600.65
  6. Step 6: Final answer
    x = 97,992.87

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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.