Home / 126,255.60-174,232.53-69,666.93

Finding the Fourth Proportional to 126,255.60, 174,232.53 and 69,666.93

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Solution

The fourth proportional to 126,255.60, 174,232.53 and 69,666.93 is: 96,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,255.60 : 174,232.53 = 69,666.93 : x
  2. Step 2: Convert to fraction form
    126,255.60/174,232.53 = 69,666.93/x
  3. Step 3: Cross multiply
    126,255.60x = 174,232.53 × 69,666.93
  4. Step 4: Simplify right side
    126,255.60x = 12,138,245,471.23
  5. Step 5: Solve for x
    x = 12,138,245,471.23/126,255.60
  6. Step 6: Final answer
    x = 96,140.25

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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.