Home / 157,999.60-218,042.04-94,342.96

Finding the Fourth Proportional to 157,999.60, 218,042.04 and 94,342.96

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Solution

The fourth proportional to 157,999.60, 218,042.04 and 94,342.96 is: 130,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,999.60 : 218,042.04 = 94,342.96 : x
  2. Step 2: Convert to fraction form
    157,999.60/218,042.04 = 94,342.96/x
  3. Step 3: Cross multiply
    157,999.60x = 218,042.04 × 94,342.96
  4. Step 4: Simplify right side
    157,999.60x = 20,570,731,458.04
  5. Step 5: Solve for x
    x = 20,570,731,458.04/157,999.60
  6. Step 6: Final answer
    x = 130,194.83

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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.