Home / 90,848.10-136,281.24-34,735.42

Finding the Fourth Proportional to 90,848.10, 136,281.24 and 34,735.42

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Solution

The fourth proportional to 90,848.10, 136,281.24 and 34,735.42 is: 52,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,848.10 : 136,281.24 = 34,735.42 : x
  2. Step 2: Convert to fraction form
    90,848.10/136,281.24 = 34,735.42/x
  3. Step 3: Cross multiply
    90,848.10x = 136,281.24 × 34,735.42
  4. Step 4: Simplify right side
    90,848.10x = 4,733,786,279.87
  5. Step 5: Solve for x
    x = 4,733,786,279.87/90,848.10
  6. Step 6: Final answer
    x = 52,106.61

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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.