Home / 60,840.75-91,271.64-27,118.77

Finding the Fourth Proportional to 60,840.75, 91,271.64 and 27,118.77

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Solution

The fourth proportional to 60,840.75, 91,271.64 and 27,118.77 is: 40,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,840.75 : 91,271.64 = 27,118.77 : x
  2. Step 2: Convert to fraction form
    60,840.75/91,271.64 = 27,118.77/x
  3. Step 3: Cross multiply
    60,840.75x = 91,271.64 × 27,118.77
  4. Step 4: Simplify right side
    60,840.75x = 2,475,174,372.11
  5. Step 5: Solve for x
    x = 2,475,174,372.11/60,840.75
  6. Step 6: Final answer
    x = 40,682.84

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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.