Home / 99,001.35-148,575.83-39,837.52

Finding the Fourth Proportional to 99,001.35, 148,575.83 and 39,837.52

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Solution

The fourth proportional to 99,001.35, 148,575.83 and 39,837.52 is: 59,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,001.35 : 148,575.83 = 39,837.52 : x
  2. Step 2: Convert to fraction form
    99,001.35/148,575.83 = 39,837.52/x
  3. Step 3: Cross multiply
    99,001.35x = 148,575.83 × 39,837.52
  4. Step 4: Simplify right side
    99,001.35x = 5,918,892,599.14
  5. Step 5: Solve for x
    x = 5,918,892,599.14/99,001.35
  6. Step 6: Final answer
    x = 59,785.98

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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.