Home / 194,975.10-292,462.65-89,999.10

Finding the Fourth Proportional to 194,975.10, 292,462.65 and 89,999.10

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Solution

The fourth proportional to 194,975.10, 292,462.65 and 89,999.10 is: 134,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,975.10 : 292,462.65 = 89,999.10 : x
  2. Step 2: Convert to fraction form
    194,975.10/292,462.65 = 89,999.10/x
  3. Step 3: Cross multiply
    194,975.10x = 292,462.65 × 89,999.10
  4. Step 4: Simplify right side
    194,975.10x = 26,321,375,283.62
  5. Step 5: Solve for x
    x = 26,321,375,283.62/194,975.10
  6. Step 6: Final answer
    x = 134,998.65

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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.