Home / 130,842.07-180,380.65-88,333.27

Finding the Fourth Proportional to 130,842.07, 180,380.65 and 88,333.27

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Solution

The fourth proportional to 130,842.07, 180,380.65 and 88,333.27 is: 121,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,842.07 : 180,380.65 = 88,333.27 : x
  2. Step 2: Convert to fraction form
    130,842.07/180,380.65 = 88,333.27/x
  3. Step 3: Cross multiply
    130,842.07x = 180,380.65 × 88,333.27
  4. Step 4: Simplify right side
    130,842.07x = 15,933,612,659.23
  5. Step 5: Solve for x
    x = 15,933,612,659.23/130,842.07
  6. Step 6: Final answer
    x = 121,777.44

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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.