Home / 127,695.30-176,220.71-70,334.83

Finding the Fourth Proportional to 127,695.30, 176,220.71 and 70,334.83

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Solution

The fourth proportional to 127,695.30, 176,220.71 and 70,334.83 is: 97,062.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695.30 : 176,220.71 = 70,334.83 : x
  2. Step 2: Convert to fraction form
    127,695.30/176,220.71 = 70,334.83/x
  3. Step 3: Cross multiply
    127,695.30x = 176,220.71 × 70,334.83
  4. Step 4: Simplify right side
    127,695.30x = 12,394,453,714.14
  5. Step 5: Solve for x
    x = 12,394,453,714.14/127,695.30
  6. Step 6: Final answer
    x = 97,062.72

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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.