Home / 86,568.96-119,395.92-59,705.28

Finding the Fourth Proportional to 86,568.96, 119,395.92 and 59,705.28

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Solution

The fourth proportional to 86,568.96, 119,395.92 and 59,705.28 is: 82,345.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,568.96 : 119,395.92 = 59,705.28 : x
  2. Step 2: Convert to fraction form
    86,568.96/119,395.92 = 59,705.28/x
  3. Step 3: Cross multiply
    86,568.96x = 119,395.92 × 59,705.28
  4. Step 4: Simplify right side
    86,568.96x = 7,128,566,834.46
  5. Step 5: Solve for x
    x = 7,128,566,834.46/86,568.96
  6. Step 6: Final answer
    x = 82,345.53

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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.