Home / 43,098.75-64,648.13-11,934.00

Finding the Fourth Proportional to 43,098.75, 64,648.13 and 11,934.00

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Solution

The fourth proportional to 43,098.75, 64,648.13 and 11,934.00 is: 17,901.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,098.75 : 64,648.13 = 11,934.00 : x
  2. Step 2: Convert to fraction form
    43,098.75/64,648.13 = 11,934.00/x
  3. Step 3: Cross multiply
    43,098.75x = 64,648.13 × 11,934.00
  4. Step 4: Simplify right side
    43,098.75x = 771,510,460.18
  5. Step 5: Solve for x
    x = 771,510,460.18/43,098.75
  6. Step 6: Final answer
    x = 17,901.00

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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.