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Finding the Fourth Proportional to 109,414.77, 150,992.40 and 59,113.77

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Solution

The fourth proportional to 109,414.77, 150,992.40 and 59,113.77 is: 81,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,414.77 : 150,992.40 = 59,113.77 : x
  2. Step 2: Convert to fraction form
    109,414.77/150,992.40 = 59,113.77/x
  3. Step 3: Cross multiply
    109,414.77x = 150,992.40 × 59,113.77
  4. Step 4: Simplify right side
    109,414.77x = 8,925,730,005.35
  5. Step 5: Solve for x
    x = 8,925,730,005.35/109,414.77
  6. Step 6: Final answer
    x = 81,577.01

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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.