Home / 92,623.29-138,820.95-52,675.80

Finding the Fourth Proportional to 92,623.29, 138,820.95 and 52,675.80

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Solution

The fourth proportional to 92,623.29, 138,820.95 and 52,675.80 is: 78,948.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,623.29 : 138,820.95 = 52,675.80 : x
  2. Step 2: Convert to fraction form
    92,623.29/138,820.95 = 52,675.80/x
  3. Step 3: Cross multiply
    92,623.29x = 138,820.95 × 52,675.80
  4. Step 4: Simplify right side
    92,623.29x = 7,312,504,598.01
  5. Step 5: Solve for x
    x = 7,312,504,598.01/92,623.29
  6. Step 6: Final answer
    x = 78,948.88

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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.