Home / 287,594.23-396,862.60-158,527.06

Finding the Fourth Proportional to 287,594.23, 396,862.60 and 158,527.06

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Solution

The fourth proportional to 287,594.23, 396,862.60 and 158,527.06 is: 218,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,594.23 : 396,862.60 = 158,527.06 : x
  2. Step 2: Convert to fraction form
    287,594.23/396,862.60 = 158,527.06/x
  3. Step 3: Cross multiply
    287,594.23x = 396,862.60 × 158,527.06
  4. Step 4: Simplify right side
    287,594.23x = 62,913,461,201.96
  5. Step 5: Solve for x
    x = 62,913,461,201.96/287,594.23
  6. Step 6: Final answer
    x = 218,757.73

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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.