Home / 127,223.19-175,561.15-70,630.92

Finding the Fourth Proportional to 127,223.19, 175,561.15 and 70,630.92

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Solution

The fourth proportional to 127,223.19, 175,561.15 and 70,630.92 is: 97,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,223.19 : 175,561.15 = 70,630.92 : x
  2. Step 2: Convert to fraction form
    127,223.19/175,561.15 = 70,630.92/x
  3. Step 3: Cross multiply
    127,223.19x = 175,561.15 × 70,630.92
  4. Step 4: Simplify right side
    127,223.19x = 12,400,045,540.76
  5. Step 5: Solve for x
    x = 12,400,045,540.76/127,223.19
  6. Step 6: Final answer
    x = 97,466.87

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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.