Home / 151,568.83-209,160.48-83,585.80

Finding the Fourth Proportional to 151,568.83, 209,160.48 and 83,585.80

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Solution

The fourth proportional to 151,568.83, 209,160.48 and 83,585.80 is: 115,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,568.83 : 209,160.48 = 83,585.80 : x
  2. Step 2: Convert to fraction form
    151,568.83/209,160.48 = 83,585.80/x
  3. Step 3: Cross multiply
    151,568.83x = 209,160.48 × 83,585.80
  4. Step 4: Simplify right side
    151,568.83x = 17,482,846,049.18
  5. Step 5: Solve for x
    x = 17,482,846,049.18/151,568.83
  6. Step 6: Final answer
    x = 115,345.92

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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.