Home / 292,532.20-439,259.10-168,116.20

Finding the Fourth Proportional to 292,532.20, 439,259.10 and 168,116.20

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Solution

The fourth proportional to 292,532.20, 439,259.10 and 168,116.20 is: 252,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,532.20 : 439,259.10 = 168,116.20 : x
  2. Step 2: Convert to fraction form
    292,532.20/439,259.10 = 168,116.20/x
  3. Step 3: Cross multiply
    292,532.20x = 439,259.10 × 168,116.20
  4. Step 4: Simplify right side
    292,532.20x = 73,846,570,707.42
  5. Step 5: Solve for x
    x = 73,846,570,707.42/292,532.20
  6. Step 6: Final answer
    x = 252,439.12

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1.5x scale

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.