Home / 174,260.40-261,390.60-69,025.20

Finding the Fourth Proportional to 174,260.40, 261,390.60 and 69,025.20

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Solution

The fourth proportional to 174,260.40, 261,390.60 and 69,025.20 is: 103,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,260.40 : 261,390.60 = 69,025.20 : x
  2. Step 2: Convert to fraction form
    174,260.40/261,390.60 = 69,025.20/x
  3. Step 3: Cross multiply
    174,260.40x = 261,390.60 × 69,025.20
  4. Step 4: Simplify right side
    174,260.40x = 18,042,538,443.12
  5. Step 5: Solve for x
    x = 18,042,538,443.12/174,260.40
  6. Step 6: Final answer
    x = 103,537.80

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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.