Home / 263,619.16-363,780.02-156,199.08

Finding the Fourth Proportional to 263,619.16, 363,780.02 and 156,199.08

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Solution

The fourth proportional to 263,619.16, 363,780.02 and 156,199.08 is: 215,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,619.16 : 363,780.02 = 156,199.08 : x
  2. Step 2: Convert to fraction form
    263,619.16/363,780.02 = 156,199.08/x
  3. Step 3: Cross multiply
    263,619.16x = 363,780.02 × 156,199.08
  4. Step 4: Simplify right side
    263,619.16x = 56,822,104,446.38
  5. Step 5: Solve for x
    x = 56,822,104,446.38/263,619.16
  6. Step 6: Final answer
    x = 215,546.19

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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.