Home / 70,522.03-97,320.45-38,692.68

Finding the Fourth Proportional to 70,522.03, 97,320.45 and 38,692.68

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Solution

The fourth proportional to 70,522.03, 97,320.45 and 38,692.68 is: 53,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,522.03 : 97,320.45 = 38,692.68 : x
  2. Step 2: Convert to fraction form
    70,522.03/97,320.45 = 38,692.68/x
  3. Step 3: Cross multiply
    70,522.03x = 97,320.45 × 38,692.68
  4. Step 4: Simplify right side
    70,522.03x = 3,765,589,029.31
  5. Step 5: Solve for x
    x = 3,765,589,029.31/70,522.03
  6. Step 6: Final answer
    x = 53,395.93

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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.