Home / 165,561.15-248,378.76-60,380.13

Finding the Fourth Proportional to 165,561.15, 248,378.76 and 60,380.13

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Solution

The fourth proportional to 165,561.15, 248,378.76 and 60,380.13 is: 90,583.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,561.15 : 248,378.76 = 60,380.13 : x
  2. Step 2: Convert to fraction form
    165,561.15/248,378.76 = 60,380.13/x
  3. Step 3: Cross multiply
    165,561.15x = 248,378.76 × 60,380.13
  4. Step 4: Simplify right side
    165,561.15x = 14,997,141,818.04
  5. Step 5: Solve for x
    x = 14,997,141,818.04/165,561.15
  6. Step 6: Final answer
    x = 90,583.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.