Home / 89,958.23-124,152.89-74,824.19

Finding the Fourth Proportional to 89,958.23, 124,152.89 and 74,824.19

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Solution

The fourth proportional to 89,958.23, 124,152.89 and 74,824.19 is: 103,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,958.23 : 124,152.89 = 74,824.19 : x
  2. Step 2: Convert to fraction form
    89,958.23/124,152.89 = 74,824.19/x
  3. Step 3: Cross multiply
    89,958.23x = 124,152.89 × 74,824.19
  4. Step 4: Simplify right side
    89,958.23x = 9,289,639,056.29
  5. Step 5: Solve for x
    x = 9,289,639,056.29/89,958.23
  6. Step 6: Final answer
    x = 103,266.14

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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.