Home / 165,585.96-247,106.46-147,870.36

Finding the Fourth Proportional to 165,585.96, 247,106.46 and 147,870.36

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Solution

The fourth proportional to 165,585.96, 247,106.46 and 147,870.36 is: 220,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,585.96 : 247,106.46 = 147,870.36 : x
  2. Step 2: Convert to fraction form
    165,585.96/247,106.46 = 147,870.36/x
  3. Step 3: Cross multiply
    165,585.96x = 247,106.46 × 147,870.36
  4. Step 4: Simplify right side
    165,585.96x = 36,539,721,198.53
  5. Step 5: Solve for x
    x = 36,539,721,198.53/165,585.96
  6. Step 6: Final answer
    x = 220,669.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.