Home / 148,238.81-204,429.52-97,295.72

Finding the Fourth Proportional to 148,238.81, 204,429.52 and 97,295.72

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Solution

The fourth proportional to 148,238.81, 204,429.52 and 97,295.72 is: 134,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,238.81 : 204,429.52 = 97,295.72 : x
  2. Step 2: Convert to fraction form
    148,238.81/204,429.52 = 97,295.72/x
  3. Step 3: Cross multiply
    148,238.81x = 204,429.52 × 97,295.72
  4. Step 4: Simplify right side
    148,238.81x = 19,890,117,299.56
  5. Step 5: Solve for x
    x = 19,890,117,299.56/148,238.81
  6. Step 6: Final answer
    x = 134,176.18

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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.