Home / 66,152.35-99,194.50-19,399.15

Finding the Fourth Proportional to 66,152.35, 99,194.50 and 19,399.15

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Solution

The fourth proportional to 66,152.35, 99,194.50 and 19,399.15 is: 29,088.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,152.35 : 99,194.50 = 19,399.15 : x
  2. Step 2: Convert to fraction form
    66,152.35/99,194.50 = 19,399.15/x
  3. Step 3: Cross multiply
    66,152.35x = 99,194.50 × 19,399.15
  4. Step 4: Simplify right side
    66,152.35x = 1,924,288,984.68
  5. Step 5: Solve for x
    x = 1,924,288,984.68/66,152.35
  6. Step 6: Final answer
    x = 29,088.75

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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.