Home / 121,285.64-181,963.56-50,195.16

Finding the Fourth Proportional to 121,285.64, 181,963.56 and 50,195.16

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Solution

The fourth proportional to 121,285.64, 181,963.56 and 50,195.16 is: 75,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,285.64 : 181,963.56 = 50,195.16 : x
  2. Step 2: Convert to fraction form
    121,285.64/181,963.56 = 50,195.16/x
  3. Step 3: Cross multiply
    121,285.64x = 181,963.56 × 50,195.16
  4. Step 4: Simplify right side
    121,285.64x = 9,133,690,008.37
  5. Step 5: Solve for x
    x = 9,133,690,008.37/121,285.64
  6. Step 6: Final answer
    x = 75,307.27

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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.