Home / 126,217.74-174,180.48-69,629.10

Finding the Fourth Proportional to 126,217.74, 174,180.48 and 69,629.10

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Solution

The fourth proportional to 126,217.74, 174,180.48 and 69,629.10 is: 96,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,217.74 : 174,180.48 = 69,629.10 : x
  2. Step 2: Convert to fraction form
    126,217.74/174,180.48 = 69,629.10/x
  3. Step 3: Cross multiply
    126,217.74x = 174,180.48 × 69,629.10
  4. Step 4: Simplify right side
    126,217.74x = 12,128,030,059.97
  5. Step 5: Solve for x
    x = 12,128,030,059.97/126,217.74
  6. Step 6: Final answer
    x = 96,088.16

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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.