Home / 126,291.33-174,281.16-69,702.69

Finding the Fourth Proportional to 126,291.33, 174,281.16 and 69,702.69

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Solution

The fourth proportional to 126,291.33, 174,281.16 and 69,702.69 is: 96,189.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,291.33 : 174,281.16 = 69,702.69 : x
  2. Step 2: Convert to fraction form
    126,291.33/174,281.16 = 69,702.69/x
  3. Step 3: Cross multiply
    126,291.33x = 174,281.16 × 69,702.69
  4. Step 4: Simplify right side
    126,291.33x = 12,147,865,668.32
  5. Step 5: Solve for x
    x = 12,147,865,668.32/126,291.33
  6. Step 6: Final answer
    x = 96,189.23

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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.