Home / 107,431.02-148,249.50-59,687.10

Finding the Fourth Proportional to 107,431.02, 148,249.50 and 59,687.10

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Solution

The fourth proportional to 107,431.02, 148,249.50 and 59,687.10 is: 82,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,431.02 : 148,249.50 = 59,687.10 : x
  2. Step 2: Convert to fraction form
    107,431.02/148,249.50 = 59,687.10/x
  3. Step 3: Cross multiply
    107,431.02x = 148,249.50 × 59,687.10
  4. Step 4: Simplify right side
    107,431.02x = 8,848,582,731.45
  5. Step 5: Solve for x
    x = 8,848,582,731.45/107,431.02
  6. Step 6: Final answer
    x = 82,365.25

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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.