Home / 68,926.02-95,115.49-42,113.40

Finding the Fourth Proportional to 68,926.02, 95,115.49 and 42,113.40

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Solution

The fourth proportional to 68,926.02, 95,115.49 and 42,113.40 is: 58,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,926.02 : 95,115.49 = 42,113.40 : x
  2. Step 2: Convert to fraction form
    68,926.02/95,115.49 = 42,113.40/x
  3. Step 3: Cross multiply
    68,926.02x = 95,115.49 × 42,113.40
  4. Step 4: Simplify right side
    68,926.02x = 4,005,636,676.57
  5. Step 5: Solve for x
    x = 4,005,636,676.57/68,926.02
  6. Step 6: Final answer
    x = 58,115.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.