Home / 174,344.16-261,477.36-69,134.88

Finding the Fourth Proportional to 174,344.16, 261,477.36 and 69,134.88

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Solution

The fourth proportional to 174,344.16, 261,477.36 and 69,134.88 is: 103,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,344.16 : 261,477.36 = 69,134.88 : x
  2. Step 2: Convert to fraction form
    174,344.16/261,477.36 = 69,134.88/x
  3. Step 3: Cross multiply
    174,344.16x = 261,477.36 × 69,134.88
  4. Step 4: Simplify right side
    174,344.16x = 18,077,205,906.32
  5. Step 5: Solve for x
    x = 18,077,205,906.32/174,344.16
  6. Step 6: Final answer
    x = 103,686.90

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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.