Home / 174,665.28-240,847.38-117,978.24

Finding the Fourth Proportional to 174,665.28, 240,847.38 and 117,978.24

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Solution

The fourth proportional to 174,665.28, 240,847.38 and 117,978.24 is: 162,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,665.28 : 240,847.38 = 117,978.24 : x
  2. Step 2: Convert to fraction form
    174,665.28/240,847.38 = 117,978.24/x
  3. Step 3: Cross multiply
    174,665.28x = 240,847.38 × 117,978.24
  4. Step 4: Simplify right side
    174,665.28x = 28,414,750,001.01
  5. Step 5: Solve for x
    x = 28,414,750,001.01/174,665.28
  6. Step 6: Final answer
    x = 162,681.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.