Home / 148,264.02-222,513.68-77,206.87

Finding the Fourth Proportional to 148,264.02, 222,513.68 and 77,206.87

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Solution

The fourth proportional to 148,264.02, 222,513.68 and 77,206.87 is: 115,871.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,264.02 : 222,513.68 = 77,206.87 : x
  2. Step 2: Convert to fraction form
    148,264.02/222,513.68 = 77,206.87/x
  3. Step 3: Cross multiply
    148,264.02x = 222,513.68 × 77,206.87
  4. Step 4: Simplify right side
    148,264.02x = 17,179,585,236.14
  5. Step 5: Solve for x
    x = 17,179,585,236.14/148,264.02
  6. Step 6: Final answer
    x = 115,871.57

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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.