Home / 174,030.40-260,851.20-74,173.60

Finding the Fourth Proportional to 174,030.40, 260,851.20 and 74,173.60

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Solution

The fourth proportional to 174,030.40, 260,851.20 and 74,173.60 is: 111,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,030.40 : 260,851.20 = 74,173.60 : x
  2. Step 2: Convert to fraction form
    174,030.40/260,851.20 = 74,173.60/x
  3. Step 3: Cross multiply
    174,030.40x = 260,851.20 × 74,173.60
  4. Step 4: Simplify right side
    174,030.40x = 19,348,272,568.32
  5. Step 5: Solve for x
    x = 19,348,272,568.32/174,030.40
  6. Step 6: Final answer
    x = 111,177.54

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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.