Home / 147,576.60-221,036.85-114,188.40

Finding the Fourth Proportional to 147,576.60, 221,036.85 and 114,188.40

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Solution

The fourth proportional to 147,576.60, 221,036.85 and 114,188.40 is: 171,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,576.60 : 221,036.85 = 114,188.40 : x
  2. Step 2: Convert to fraction form
    147,576.60/221,036.85 = 114,188.40/x
  3. Step 3: Cross multiply
    147,576.60x = 221,036.85 × 114,188.40
  4. Step 4: Simplify right side
    147,576.60x = 25,239,844,242.54
  5. Step 5: Solve for x
    x = 25,239,844,242.54/147,576.60
  6. Step 6: Final answer
    x = 171,028.77

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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.