Home / 127,600.90-176,085.57-71,011.06

Finding the Fourth Proportional to 127,600.90, 176,085.57 and 71,011.06

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Solution

The fourth proportional to 127,600.90, 176,085.57 and 71,011.06 is: 97,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,600.90 : 176,085.57 = 71,011.06 : x
  2. Step 2: Convert to fraction form
    127,600.90/176,085.57 = 71,011.06/x
  3. Step 3: Cross multiply
    127,600.90x = 176,085.57 × 71,011.06
  4. Step 4: Simplify right side
    127,600.90x = 12,504,022,976.40
  5. Step 5: Solve for x
    x = 12,504,022,976.40/127,600.90
  6. Step 6: Final answer
    x = 97,993.22

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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.