Home / 186,730.32-280,220.04-96,855.96

Finding the Fourth Proportional to 186,730.32, 280,220.04 and 96,855.96

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Solution

The fourth proportional to 186,730.32, 280,220.04 and 96,855.96 is: 145,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,730.32 : 280,220.04 = 96,855.96 : x
  2. Step 2: Convert to fraction form
    186,730.32/280,220.04 = 96,855.96/x
  3. Step 3: Cross multiply
    186,730.32x = 280,220.04 × 96,855.96
  4. Step 4: Simplify right side
    186,730.32x = 27,140,980,985.44
  5. Step 5: Solve for x
    x = 27,140,980,985.44/186,730.32
  6. Step 6: Final answer
    x = 145,348.55

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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.