Home / 69,803.28-96,364.20-53,851.92

Finding the Fourth Proportional to 69,803.28, 96,364.20 and 53,851.92

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Solution

The fourth proportional to 69,803.28, 96,364.20 and 53,851.92 is: 74,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,803.28 : 96,364.20 = 53,851.92 : x
  2. Step 2: Convert to fraction form
    69,803.28/96,364.20 = 53,851.92/x
  3. Step 3: Cross multiply
    69,803.28x = 96,364.20 × 53,851.92
  4. Step 4: Simplify right side
    69,803.28x = 5,189,397,189.26
  5. Step 5: Solve for x
    x = 5,189,397,189.26/69,803.28
  6. Step 6: Final answer
    x = 74,343.17

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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.