Home / 153,822.60-230,345.10-100,945.80

Finding the Fourth Proportional to 153,822.60, 230,345.10 and 100,945.80

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Solution

The fourth proportional to 153,822.60, 230,345.10 and 100,945.80 is: 151,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,822.60 : 230,345.10 = 100,945.80 : x
  2. Step 2: Convert to fraction form
    153,822.60/230,345.10 = 100,945.80/x
  3. Step 3: Cross multiply
    153,822.60x = 230,345.10 × 100,945.80
  4. Step 4: Simplify right side
    153,822.60x = 23,252,370,395.58
  5. Step 5: Solve for x
    x = 23,252,370,395.58/153,822.60
  6. Step 6: Final answer
    x = 151,163.55

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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.