Home / 107,541.44-148,408.90-59,145.48

Finding the Fourth Proportional to 107,541.44, 148,408.90 and 59,145.48

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Solution

The fourth proportional to 107,541.44, 148,408.90 and 59,145.48 is: 81,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,541.44 : 148,408.90 = 59,145.48 : x
  2. Step 2: Convert to fraction form
    107,541.44/148,408.90 = 59,145.48/x
  3. Step 3: Cross multiply
    107,541.44x = 148,408.90 × 59,145.48
  4. Step 4: Simplify right side
    107,541.44x = 8,777,715,478.91
  5. Step 5: Solve for x
    x = 8,777,715,478.91/107,541.44
  6. Step 6: Final answer
    x = 81,621.70

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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.