Home / 195,133.18-292,719.22-52,980.73

Finding the Fourth Proportional to 195,133.18, 292,719.22 and 52,980.73

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Solution

The fourth proportional to 195,133.18, 292,719.22 and 52,980.73 is: 79,476.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,133.18 : 292,719.22 = 52,980.73 : x
  2. Step 2: Convert to fraction form
    195,133.18/292,719.22 = 52,980.73/x
  3. Step 3: Cross multiply
    195,133.18x = 292,719.22 × 52,980.73
  4. Step 4: Simplify right side
    195,133.18x = 15,508,478,742.93
  5. Step 5: Solve for x
    x = 15,508,478,742.93/195,133.18
  6. Step 6: Final answer
    x = 79,476.38

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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.