Home / 162,112.76-223,719.38-101,685.95

Finding the Fourth Proportional to 162,112.76, 223,719.38 and 101,685.95

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Solution

The fourth proportional to 162,112.76, 223,719.38 and 101,685.95 is: 140,328.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,112.76 : 223,719.38 = 101,685.95 : x
  2. Step 2: Convert to fraction form
    162,112.76/223,719.38 = 101,685.95/x
  3. Step 3: Cross multiply
    162,112.76x = 223,719.38 × 101,685.95
  4. Step 4: Simplify right side
    162,112.76x = 22,749,116,824.33
  5. Step 5: Solve for x
    x = 22,749,116,824.33/162,112.76
  6. Step 6: Final answer
    x = 140,328.98

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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.