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Finding the Fourth Proportional to 168,304.88, 232,259.16 and 92,851.76

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Solution

The fourth proportional to 168,304.88, 232,259.16 and 92,851.76 is: 128,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,304.88 : 232,259.16 = 92,851.76 : x
  2. Step 2: Convert to fraction form
    168,304.88/232,259.16 = 92,851.76/x
  3. Step 3: Cross multiply
    168,304.88x = 232,259.16 × 92,851.76
  4. Step 4: Simplify right side
    168,304.88x = 21,565,671,782.12
  5. Step 5: Solve for x
    x = 21,565,671,782.12/168,304.88
  6. Step 6: Final answer
    x = 128,134.56

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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.