Home / 282,568.98-389,719.65-185,872.14

Finding the Fourth Proportional to 282,568.98, 389,719.65 and 185,872.14

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Solution

The fourth proportional to 282,568.98, 389,719.65 and 185,872.14 is: 256,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,568.98 : 389,719.65 = 185,872.14 : x
  2. Step 2: Convert to fraction form
    282,568.98/389,719.65 = 185,872.14/x
  3. Step 3: Cross multiply
    282,568.98x = 389,719.65 × 185,872.14
  4. Step 4: Simplify right side
    282,568.98x = 72,438,025,345.55
  5. Step 5: Solve for x
    x = 72,438,025,345.55/282,568.98
  6. Step 6: Final answer
    x = 256,355.19

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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.