Home / 126,621.75-174,743.51-70,033.17

Finding the Fourth Proportional to 126,621.75, 174,743.51 and 70,033.17

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Solution

The fourth proportional to 126,621.75, 174,743.51 and 70,033.17 is: 96,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,621.75 : 174,743.51 = 70,033.17 : x
  2. Step 2: Convert to fraction form
    126,621.75/174,743.51 = 70,033.17/x
  3. Step 3: Cross multiply
    126,621.75x = 174,743.51 × 70,033.17
  4. Step 4: Simplify right side
    126,621.75x = 12,237,841,592.06
  5. Step 5: Solve for x
    x = 12,237,841,592.06/126,621.75
  6. Step 6: Final answer
    x = 96,648.81

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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.