Home / 99,590.27-149,385.00-40,425.44

Finding the Fourth Proportional to 99,590.27, 149,385.00 and 40,425.44

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Solution

The fourth proportional to 99,590.27, 149,385.00 and 40,425.44 is: 60,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,590.27 : 149,385.00 = 40,425.44 : x
  2. Step 2: Convert to fraction form
    99,590.27/149,385.00 = 40,425.44/x
  3. Step 3: Cross multiply
    99,590.27x = 149,385.00 × 40,425.44
  4. Step 4: Simplify right side
    99,590.27x = 6,038,954,879.46
  5. Step 5: Solve for x
    x = 6,038,954,879.46/99,590.27
  6. Step 6: Final answer
    x = 60,638.00

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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.