Home / 124,561.59-186,990.35-98,285.19

Finding the Fourth Proportional to 124,561.59, 186,990.35 and 98,285.19

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Solution

The fourth proportional to 124,561.59, 186,990.35 and 98,285.19 is: 147,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,561.59 : 186,990.35 = 98,285.19 : x
  2. Step 2: Convert to fraction form
    124,561.59/186,990.35 = 98,285.19/x
  3. Step 3: Cross multiply
    124,561.59x = 186,990.35 × 98,285.19
  4. Step 4: Simplify right side
    124,561.59x = 18,378,381,586.49
  5. Step 5: Solve for x
    x = 18,378,381,586.49/124,561.59
  6. Step 6: Final answer
    x = 147,544.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.