Home / 86,826.57-119,705.80-62,607.26

Finding the Fourth Proportional to 86,826.57, 119,705.80 and 62,607.26

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Solution

The fourth proportional to 86,826.57, 119,705.80 and 62,607.26 is: 86,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,826.57 : 119,705.80 = 62,607.26 : x
  2. Step 2: Convert to fraction form
    86,826.57/119,705.80 = 62,607.26/x
  3. Step 3: Cross multiply
    86,826.57x = 119,705.80 × 62,607.26
  4. Step 4: Simplify right side
    86,826.57x = 7,494,452,404.24
  5. Step 5: Solve for x
    x = 7,494,452,404.24/86,826.57
  6. Step 6: Final answer
    x = 86,315.20

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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.