Home / 103,538.24-155,269.04-36,960.56

Finding the Fourth Proportional to 103,538.24, 155,269.04 and 36,960.56

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Solution

The fourth proportional to 103,538.24, 155,269.04 and 36,960.56 is: 55,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,538.24 : 155,269.04 = 36,960.56 : x
  2. Step 2: Convert to fraction form
    103,538.24/155,269.04 = 36,960.56/x
  3. Step 3: Cross multiply
    103,538.24x = 155,269.04 × 36,960.56
  4. Step 4: Simplify right side
    103,538.24x = 5,738,830,669.06
  5. Step 5: Solve for x
    x = 5,738,830,669.06/103,538.24
  6. Step 6: Final answer
    x = 55,427.16

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1.5x scale

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.