Home / 153,150.96-229,708.20-40,839.60

Finding the Fourth Proportional to 153,150.96, 229,708.20 and 40,839.60

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Solution

The fourth proportional to 153,150.96, 229,708.20 and 40,839.60 is: 61,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,150.96 : 229,708.20 = 40,839.60 : x
  2. Step 2: Convert to fraction form
    153,150.96/229,708.20 = 40,839.60/x
  3. Step 3: Cross multiply
    153,150.96x = 229,708.20 × 40,839.60
  4. Step 4: Simplify right side
    153,150.96x = 9,381,191,004.72
  5. Step 5: Solve for x
    x = 9,381,191,004.72/153,150.96
  6. Step 6: Final answer
    x = 61,254.54

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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.