Home / 108,838.84-163,257.90-61,432.44

Finding the Fourth Proportional to 108,838.84, 163,257.90 and 61,432.44

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Solution

The fourth proportional to 108,838.84, 163,257.90 and 61,432.44 is: 92,148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,838.84 : 163,257.90 = 61,432.44 : x
  2. Step 2: Convert to fraction form
    108,838.84/163,257.90 = 61,432.44/x
  3. Step 3: Cross multiply
    108,838.84x = 163,257.90 × 61,432.44
  4. Step 4: Simplify right side
    108,838.84x = 10,029,331,146.28
  5. Step 5: Solve for x
    x = 10,029,331,146.28/108,838.84
  6. Step 6: Final answer
    x = 92,148.46

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1.5x scale

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.