Home / 126,672.18-174,809.82-69,316.52

Finding the Fourth Proportional to 126,672.18, 174,809.82 and 69,316.52

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Solution

The fourth proportional to 126,672.18, 174,809.82 and 69,316.52 is: 95,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,672.18 : 174,809.82 = 69,316.52 : x
  2. Step 2: Convert to fraction form
    126,672.18/174,809.82 = 69,316.52/x
  3. Step 3: Cross multiply
    126,672.18x = 174,809.82 × 69,316.52
  4. Step 4: Simplify right side
    126,672.18x = 12,117,207,510.18
  5. Step 5: Solve for x
    x = 12,117,207,510.18/126,672.18
  6. Step 6: Final answer
    x = 95,658.00

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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.