Home / 148,051.15-204,125.42-123,557.22

Finding the Fourth Proportional to 148,051.15, 204,125.42 and 123,557.22

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Solution

The fourth proportional to 148,051.15, 204,125.42 and 123,557.22 is: 170,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,051.15 : 204,125.42 = 123,557.22 : x
  2. Step 2: Convert to fraction form
    148,051.15/204,125.42 = 123,557.22/x
  3. Step 3: Cross multiply
    148,051.15x = 204,125.42 × 123,557.22
  4. Step 4: Simplify right side
    148,051.15x = 25,221,169,735.43
  5. Step 5: Solve for x
    x = 25,221,169,735.43/148,051.15
  6. Step 6: Final answer
    x = 170,354.44

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1.5x scale

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.