Home / 126,314.16-174,313.51-69,725.52

Finding the Fourth Proportional to 126,314.16, 174,313.51 and 69,725.52

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Solution

The fourth proportional to 126,314.16, 174,313.51 and 69,725.52 is: 96,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,314.16 : 174,313.51 = 69,725.52 : x
  2. Step 2: Convert to fraction form
    126,314.16/174,313.51 = 69,725.52/x
  3. Step 3: Cross multiply
    126,314.16x = 174,313.51 × 69,725.52
  4. Step 4: Simplify right side
    126,314.16x = 12,154,100,127.78
  5. Step 5: Solve for x
    x = 12,154,100,127.78/126,314.16
  6. Step 6: Final answer
    x = 96,221.20

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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.