Home / 99,000.35-148,574.33-39,836.52

Finding the Fourth Proportional to 99,000.35, 148,574.33 and 39,836.52

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Solution

The fourth proportional to 99,000.35, 148,574.33 and 39,836.52 is: 59,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,000.35 : 148,574.33 = 39,836.52 : x
  2. Step 2: Convert to fraction form
    99,000.35/148,574.33 = 39,836.52/x
  3. Step 3: Cross multiply
    99,000.35x = 148,574.33 × 39,836.52
  4. Step 4: Simplify right side
    99,000.35x = 5,918,684,268.53
  5. Step 5: Solve for x
    x = 5,918,684,268.53/99,000.35
  6. Step 6: Final answer
    x = 59,784.48

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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.