Home / 99,498.19-149,258.22-49,590.85

Finding the Fourth Proportional to 99,498.19, 149,258.22 and 49,590.85

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Solution

The fourth proportional to 99,498.19, 149,258.22 and 49,590.85 is: 74,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,498.19 : 149,258.22 = 49,590.85 : x
  2. Step 2: Convert to fraction form
    99,498.19/149,258.22 = 49,590.85/x
  3. Step 3: Cross multiply
    99,498.19x = 149,258.22 × 49,590.85
  4. Step 4: Simplify right side
    99,498.19x = 7,401,841,999.29
  5. Step 5: Solve for x
    x = 7,401,841,999.29/99,498.19
  6. Step 6: Final answer
    x = 74,391.73

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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.