Home / 109,184.30-163,679.02-42,608.94

Finding the Fourth Proportional to 109,184.30, 163,679.02 and 42,608.94

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Solution

The fourth proportional to 109,184.30, 163,679.02 and 42,608.94 is: 63,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,184.30 : 163,679.02 = 42,608.94 : x
  2. Step 2: Convert to fraction form
    109,184.30/163,679.02 = 42,608.94/x
  3. Step 3: Cross multiply
    109,184.30x = 163,679.02 × 42,608.94
  4. Step 4: Simplify right side
    109,184.30x = 6,974,189,542.44
  5. Step 5: Solve for x
    x = 6,974,189,542.44/109,184.30
  6. Step 6: Final answer
    x = 63,875.39

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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.