Home / 185,875.20-278,810.88-61,224.96

Finding the Fourth Proportional to 185,875.20, 278,810.88 and 61,224.96

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Solution

The fourth proportional to 185,875.20, 278,810.88 and 61,224.96 is: 91,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,875.20 : 278,810.88 = 61,224.96 : x
  2. Step 2: Convert to fraction form
    185,875.20/278,810.88 = 61,224.96/x
  3. Step 3: Cross multiply
    185,875.20x = 278,810.88 × 61,224.96
  4. Step 4: Simplify right side
    185,875.20x = 17,070,184,975.56
  5. Step 5: Solve for x
    x = 17,070,184,975.56/185,875.20
  6. Step 6: Final answer
    x = 91,836.81

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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.