Home / 162,112.16-223,713.92-94,145.84

Finding the Fourth Proportional to 162,112.16, 223,713.92 and 94,145.84

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Solution

The fourth proportional to 162,112.16, 223,713.92 and 94,145.84 is: 129,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,112.16 : 223,713.92 = 94,145.84 : x
  2. Step 2: Convert to fraction form
    162,112.16/223,713.92 = 94,145.84/x
  3. Step 3: Cross multiply
    162,112.16x = 223,713.92 × 94,145.84
  4. Step 4: Simplify right side
    162,112.16x = 21,061,733,328.79
  5. Step 5: Solve for x
    x = 21,061,733,328.79/162,112.16
  6. Step 6: Final answer
    x = 129,920.75

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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.