Home / 195,122.65-292,621.69-61,971.76

Finding the Fourth Proportional to 195,122.65, 292,621.69 and 61,971.76

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Solution

The fourth proportional to 195,122.65, 292,621.69 and 61,971.76 is: 92,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,122.65 : 292,621.69 = 61,971.76 : x
  2. Step 2: Convert to fraction form
    195,122.65/292,621.69 = 61,971.76/x
  3. Step 3: Cross multiply
    195,122.65x = 292,621.69 × 61,971.76
  4. Step 4: Simplify right side
    195,122.65x = 18,134,281,143.47
  5. Step 5: Solve for x
    x = 18,134,281,143.47/195,122.65
  6. Step 6: Final answer
    x = 92,937.86

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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.