Home / 87,245.04-130,769.46-44,430.32

Finding the Fourth Proportional to 87,245.04, 130,769.46 and 44,430.32

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Solution

The fourth proportional to 87,245.04, 130,769.46 and 44,430.32 is: 66,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,245.04 : 130,769.46 = 44,430.32 : x
  2. Step 2: Convert to fraction form
    87,245.04/130,769.46 = 44,430.32/x
  3. Step 3: Cross multiply
    87,245.04x = 130,769.46 × 44,430.32
  4. Step 4: Simplify right side
    87,245.04x = 5,810,128,954.03
  5. Step 5: Solve for x
    x = 5,810,128,954.03/87,245.04
  6. Step 6: Final answer
    x = 66,595.52

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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.