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Finding the Fourth Proportional to 148,990.95, 205,471.29 and 110,846.02

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Solution

The fourth proportional to 148,990.95, 205,471.29 and 110,846.02 is: 152,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,990.95 : 205,471.29 = 110,846.02 : x
  2. Step 2: Convert to fraction form
    148,990.95/205,471.29 = 110,846.02/x
  3. Step 3: Cross multiply
    148,990.95x = 205,471.29 × 110,846.02
  4. Step 4: Simplify right side
    148,990.95x = 22,775,674,720.77
  5. Step 5: Solve for x
    x = 22,775,674,720.77/148,990.95
  6. Step 6: Final answer
    x = 152,866.16

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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.