Home / 148,528.08-205,043.40-96,868.56

Finding the Fourth Proportional to 148,528.08, 205,043.40 and 96,868.56

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Solution

The fourth proportional to 148,528.08, 205,043.40 and 96,868.56 is: 133,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,528.08 : 205,043.40 = 96,868.56 : x
  2. Step 2: Convert to fraction form
    148,528.08/205,043.40 = 96,868.56/x
  3. Step 3: Cross multiply
    148,528.08x = 205,043.40 × 96,868.56
  4. Step 4: Simplify right side
    148,528.08x = 19,862,258,895.50
  5. Step 5: Solve for x
    x = 19,862,258,895.50/148,528.08
  6. Step 6: Final answer
    x = 133,727.30

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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.