Home / 112,512.11-168,851.21-53,348.00

Finding the Fourth Proportional to 112,512.11, 168,851.21 and 53,348.00

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Solution

The fourth proportional to 112,512.11, 168,851.21 and 53,348.00 is: 80,061.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,512.11 : 168,851.21 = 53,348.00 : x
  2. Step 2: Convert to fraction form
    112,512.11/168,851.21 = 53,348.00/x
  3. Step 3: Cross multiply
    112,512.11x = 168,851.21 × 53,348.00
  4. Step 4: Simplify right side
    112,512.11x = 9,007,873,240.08
  5. Step 5: Solve for x
    x = 9,007,873,240.08/112,512.11
  6. Step 6: Final answer
    x = 80,061.37

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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.