Home / 65,025.08-89,731.48-36,734.84

Finding the Fourth Proportional to 65,025.08, 89,731.48 and 36,734.84

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Solution

The fourth proportional to 65,025.08, 89,731.48 and 36,734.84 is: 50,692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,025.08 : 89,731.48 = 36,734.84 : x
  2. Step 2: Convert to fraction form
    65,025.08/89,731.48 = 36,734.84/x
  3. Step 3: Cross multiply
    65,025.08x = 89,731.48 × 36,734.84
  4. Step 4: Simplify right side
    65,025.08x = 3,296,271,560.76
  5. Step 5: Solve for x
    x = 3,296,271,560.76/65,025.08
  6. Step 6: Final answer
    x = 50,692.31

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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.