Home / 174,243.28-240,529.13-117,731.20

Finding the Fourth Proportional to 174,243.28, 240,529.13 and 117,731.20

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Solution

The fourth proportional to 174,243.28, 240,529.13 and 117,731.20 is: 162,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,243.28 : 240,529.13 = 117,731.20 : x
  2. Step 2: Convert to fraction form
    174,243.28/240,529.13 = 117,731.20/x
  3. Step 3: Cross multiply
    174,243.28x = 240,529.13 × 117,731.20
  4. Step 4: Simplify right side
    174,243.28x = 28,317,783,109.86
  5. Step 5: Solve for x
    x = 28,317,783,109.86/174,243.28
  6. Step 6: Final answer
    x = 162,518.65

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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.