Home / 109,283.61-163,869.02-50,068.53

Finding the Fourth Proportional to 109,283.61, 163,869.02 and 50,068.53

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Solution

The fourth proportional to 109,283.61, 163,869.02 and 50,068.53 is: 75,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.61 : 163,869.02 = 50,068.53 : x
  2. Step 2: Convert to fraction form
    109,283.61/163,869.02 = 50,068.53/x
  3. Step 3: Cross multiply
    109,283.61x = 163,869.02 × 50,068.53
  4. Step 4: Simplify right side
    109,283.61x = 8,204,680,943.94
  5. Step 5: Solve for x
    x = 8,204,680,943.94/109,283.61
  6. Step 6: Final answer
    x = 75,076.96

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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.