Home / 194,763.90-292,059.45-89,615.10

Finding the Fourth Proportional to 194,763.90, 292,059.45 and 89,615.10

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Solution

The fourth proportional to 194,763.90, 292,059.45 and 89,615.10 is: 134,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,763.90 : 292,059.45 = 89,615.10 : x
  2. Step 2: Convert to fraction form
    194,763.90/292,059.45 = 89,615.10/x
  3. Step 3: Cross multiply
    194,763.90x = 292,059.45 × 89,615.10
  4. Step 4: Simplify right side
    194,763.90x = 26,172,936,817.70
  5. Step 5: Solve for x
    x = 26,172,936,817.70/194,763.90
  6. Step 6: Final answer
    x = 134,382.90

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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.