Home / 166,079.10-249,118.65-161,705.10

Finding the Fourth Proportional to 166,079.10, 249,118.65 and 161,705.10

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Solution

The fourth proportional to 166,079.10, 249,118.65 and 161,705.10 is: 242,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,079.10 : 249,118.65 = 161,705.10 : x
  2. Step 2: Convert to fraction form
    166,079.10/249,118.65 = 161,705.10/x
  3. Step 3: Cross multiply
    166,079.10x = 249,118.65 × 161,705.10
  4. Step 4: Simplify right side
    166,079.10x = 40,283,756,210.12
  5. Step 5: Solve for x
    x = 40,283,756,210.12/166,079.10
  6. Step 6: Final answer
    x = 242,557.65

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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.