Home / 110,570.67-152,586.99-62,820.36

Finding the Fourth Proportional to 110,570.67, 152,586.99 and 62,820.36

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Solution

The fourth proportional to 110,570.67, 152,586.99 and 62,820.36 is: 86,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,570.67 : 152,586.99 = 62,820.36 : x
  2. Step 2: Convert to fraction form
    110,570.67/152,586.99 = 62,820.36/x
  3. Step 3: Cross multiply
    110,570.67x = 152,586.99 × 62,820.36
  4. Step 4: Simplify right side
    110,570.67x = 9,585,569,643.12
  5. Step 5: Solve for x
    x = 9,585,569,643.12/110,570.67
  6. Step 6: Final answer
    x = 86,691.79

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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.