Home / 89,213.63-123,116.54-48,925.04

Finding the Fourth Proportional to 89,213.63, 123,116.54 and 48,925.04

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Solution

The fourth proportional to 89,213.63, 123,116.54 and 48,925.04 is: 67,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,213.63 : 123,116.54 = 48,925.04 : x
  2. Step 2: Convert to fraction form
    89,213.63/123,116.54 = 48,925.04/x
  3. Step 3: Cross multiply
    89,213.63x = 123,116.54 × 48,925.04
  4. Step 4: Simplify right side
    89,213.63x = 6,023,480,783.95
  5. Step 5: Solve for x
    x = 6,023,480,783.95/89,213.63
  6. Step 6: Final answer
    x = 67,517.50

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1.5x scale

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.