Home / 194,830.80-292,246.20-100,352.40

Finding the Fourth Proportional to 194,830.80, 292,246.20 and 100,352.40

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Solution

The fourth proportional to 194,830.80, 292,246.20 and 100,352.40 is: 150,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,830.80 : 292,246.20 = 100,352.40 : x
  2. Step 2: Convert to fraction form
    194,830.80/292,246.20 = 100,352.40/x
  3. Step 3: Cross multiply
    194,830.80x = 292,246.20 × 100,352.40
  4. Step 4: Simplify right side
    194,830.80x = 29,327,607,560.88
  5. Step 5: Solve for x
    x = 29,327,607,560.88/194,830.80
  6. Step 6: Final answer
    x = 150,528.60

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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.