Home / 70,518.03-97,299.68-40,692.75

Finding the Fourth Proportional to 70,518.03, 97,299.68 and 40,692.75

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Solution

The fourth proportional to 70,518.03, 97,299.68 and 40,692.75 is: 56,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,518.03 : 97,299.68 = 40,692.75 : x
  2. Step 2: Convert to fraction form
    70,518.03/97,299.68 = 40,692.75/x
  3. Step 3: Cross multiply
    70,518.03x = 97,299.68 × 40,692.75
  4. Step 4: Simplify right side
    70,518.03x = 3,959,391,349.86
  5. Step 5: Solve for x
    x = 3,959,391,349.86/70,518.03
  6. Step 6: Final answer
    x = 56,147.22

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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.