Home / 70,523.06-97,321.91-38,692.08

Finding the Fourth Proportional to 70,523.06, 97,321.91 and 38,692.08

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Solution

The fourth proportional to 70,523.06, 97,321.91 and 38,692.08 is: 53,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,523.06 : 97,321.91 = 38,692.08 : x
  2. Step 2: Convert to fraction form
    70,523.06/97,321.91 = 38,692.08/x
  3. Step 3: Cross multiply
    70,523.06x = 97,321.91 × 38,692.08
  4. Step 4: Simplify right side
    70,523.06x = 3,765,586,934.01
  5. Step 5: Solve for x
    x = 3,765,586,934.01/70,523.06
  6. Step 6: Final answer
    x = 53,395.12

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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.