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Finding the Fourth Proportional to 109,604.16, 151,254 and 59,303.16

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Solution

The fourth proportional to 109,604.16, 151,254 and 59,303.16 is: 81,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,604.16 : 151,254 = 59,303.16 : x
  2. Step 2: Convert to fraction form
    109,604.16/151,254 = 59,303.16/x
  3. Step 3: Cross multiply
    109,604.16x = 151,254 × 59,303.16
  4. Step 4: Simplify right side
    109,604.16x = 8,969,840,162.64
  5. Step 5: Solve for x
    x = 8,969,840,162.64/109,604.16
  6. Step 6: Final answer
    x = 81,838.50

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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.