Home / 67,962.81-101,977.62-30,549.33

Finding the Fourth Proportional to 67,962.81, 101,977.62 and 30,549.33

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Solution

The fourth proportional to 67,962.81, 101,977.62 and 30,549.33 is: 45,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,962.81 : 101,977.62 = 30,549.33 : x
  2. Step 2: Convert to fraction form
    67,962.81/101,977.62 = 30,549.33/x
  3. Step 3: Cross multiply
    67,962.81x = 101,977.62 × 30,549.33
  4. Step 4: Simplify right side
    67,962.81x = 3,115,347,965.99
  5. Step 5: Solve for x
    x = 3,115,347,965.99/67,962.81
  6. Step 6: Final answer
    x = 45,839.01

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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.