Home / 110,419.95-152,380.26-62,674.10

Finding the Fourth Proportional to 110,419.95, 152,380.26 and 62,674.10

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Solution

The fourth proportional to 110,419.95, 152,380.26 and 62,674.10 is: 86,490.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,419.95 : 152,380.26 = 62,674.10 : x
  2. Step 2: Convert to fraction form
    110,419.95/152,380.26 = 62,674.10/x
  3. Step 3: Cross multiply
    110,419.95x = 152,380.26 × 62,674.10
  4. Step 4: Simplify right side
    110,419.95x = 9,550,294,891.36
  5. Step 5: Solve for x
    x = 9,550,294,891.36/110,419.95
  6. Step 6: Final answer
    x = 86,490.66

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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.