Home / 174,001.60-261,002.40-90,884.80

Finding the Fourth Proportional to 174,001.60, 261,002.40 and 90,884.80

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Solution

The fourth proportional to 174,001.60, 261,002.40 and 90,884.80 is: 136,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.60 : 261,002.40 = 90,884.80 : x
  2. Step 2: Convert to fraction form
    174,001.60/261,002.40 = 90,884.80/x
  3. Step 3: Cross multiply
    174,001.60x = 261,002.40 × 90,884.80
  4. Step 4: Simplify right side
    174,001.60x = 23,721,150,923.52
  5. Step 5: Solve for x
    x = 23,721,150,923.52/174,001.60
  6. Step 6: Final answer
    x = 136,327.20

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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.