Home / 117,663.06-162,375.02-63,948.20

Finding the Fourth Proportional to 117,663.06, 162,375.02 and 63,948.20

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Solution

The fourth proportional to 117,663.06, 162,375.02 and 63,948.20 is: 88,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,663.06 : 162,375.02 = 63,948.20 : x
  2. Step 2: Convert to fraction form
    117,663.06/162,375.02 = 63,948.20/x
  3. Step 3: Cross multiply
    117,663.06x = 162,375.02 × 63,948.20
  4. Step 4: Simplify right side
    117,663.06x = 10,383,590,819.77
  5. Step 5: Solve for x
    x = 10,383,590,819.77/117,663.06
  6. Step 6: Final answer
    x = 88,248.52

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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.