Home / 91,961.44-137,941.14-64,832.10

Finding the Fourth Proportional to 91,961.44, 137,941.14 and 64,832.10

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Solution

The fourth proportional to 91,961.44, 137,941.14 and 64,832.10 is: 97,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,961.44 : 137,941.14 = 64,832.10 : x
  2. Step 2: Convert to fraction form
    91,961.44/137,941.14 = 64,832.10/x
  3. Step 3: Cross multiply
    91,961.44x = 137,941.14 × 64,832.10
  4. Step 4: Simplify right side
    91,961.44x = 8,943,013,782.59
  5. Step 5: Solve for x
    x = 8,943,013,782.59/91,961.44
  6. Step 6: Final answer
    x = 97,247.43

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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.