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Finding the Fourth Proportional to 109,599.66, 151,247.88 and 59,298.66

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Solution

The fourth proportional to 109,599.66, 151,247.88 and 59,298.66 is: 81,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,599.66 : 151,247.88 = 59,298.66 : x
  2. Step 2: Convert to fraction form
    109,599.66/151,247.88 = 59,298.66/x
  3. Step 3: Cross multiply
    109,599.66x = 151,247.88 × 59,298.66
  4. Step 4: Simplify right side
    109,599.66x = 8,968,796,611.84
  5. Step 5: Solve for x
    x = 8,968,796,611.84/109,599.66
  6. Step 6: Final answer
    x = 81,832.34

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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.