Home / 35,692.40-53,487.30-20,077.04

Finding the Fourth Proportional to 35,692.40, 53,487.30 and 20,077.04

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Solution

The fourth proportional to 35,692.40, 53,487.30 and 20,077.04 is: 30,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,692.40 : 53,487.30 = 20,077.04 : x
  2. Step 2: Convert to fraction form
    35,692.40/53,487.30 = 20,077.04/x
  3. Step 3: Cross multiply
    35,692.40x = 53,487.30 × 20,077.04
  4. Step 4: Simplify right side
    35,692.40x = 1,073,866,661.59
  5. Step 5: Solve for x
    x = 1,073,866,661.59/35,692.40
  6. Step 6: Final answer
    x = 30,086.70

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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.