Home / 39,738.06-59,607.02-10,155.90

Finding the Fourth Proportional to 39,738.06, 59,607.02 and 10,155.90

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Solution

The fourth proportional to 39,738.06, 59,607.02 and 10,155.90 is: 15,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.06 : 59,607.02 = 10,155.90 : x
  2. Step 2: Convert to fraction form
    39,738.06/59,607.02 = 10,155.90/x
  3. Step 3: Cross multiply
    39,738.06x = 59,607.02 × 10,155.90
  4. Step 4: Simplify right side
    39,738.06x = 605,362,934.42
  5. Step 5: Solve for x
    x = 605,362,934.42/39,738.06
  6. Step 6: Final answer
    x = 15,233.83

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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.