Home / 86,269.56-119,041.63-48,019.94

Finding the Fourth Proportional to 86,269.56, 119,041.63 and 48,019.94

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Solution

The fourth proportional to 86,269.56, 119,041.63 and 48,019.94 is: 66,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,269.56 : 119,041.63 = 48,019.94 : x
  2. Step 2: Convert to fraction form
    86,269.56/119,041.63 = 48,019.94/x
  3. Step 3: Cross multiply
    86,269.56x = 119,041.63 × 48,019.94
  4. Step 4: Simplify right side
    86,269.56x = 5,716,371,930.10
  5. Step 5: Solve for x
    x = 5,716,371,930.10/86,269.56
  6. Step 6: Final answer
    x = 66,261.75

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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.