Home / 126,684.81-174,827.25-69,329.16

Finding the Fourth Proportional to 126,684.81, 174,827.25 and 69,329.16

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Solution

The fourth proportional to 126,684.81, 174,827.25 and 69,329.16 is: 95,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,684.81 : 174,827.25 = 69,329.16 : x
  2. Step 2: Convert to fraction form
    126,684.81/174,827.25 = 69,329.16/x
  3. Step 3: Cross multiply
    126,684.81x = 174,827.25 × 69,329.16
  4. Step 4: Simplify right side
    126,684.81x = 12,120,626,387.61
  5. Step 5: Solve for x
    x = 12,120,626,387.61/126,684.81
  6. Step 6: Final answer
    x = 95,675.45

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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.