Home / 249,631.04-374,481.92-81,097.44

Finding the Fourth Proportional to 249,631.04, 374,481.92 and 81,097.44

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Solution

The fourth proportional to 249,631.04, 374,481.92 and 81,097.44 is: 121,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,631.04 : 374,481.92 = 81,097.44 : x
  2. Step 2: Convert to fraction form
    249,631.04/374,481.92 = 81,097.44/x
  3. Step 3: Cross multiply
    249,631.04x = 374,481.92 × 81,097.44
  4. Step 4: Simplify right side
    249,631.04x = 30,369,525,038.28
  5. Step 5: Solve for x
    x = 30,369,525,038.28/249,631.04
  6. Step 6: Final answer
    x = 121,657.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.