Home / 50,837.90-70,154.44-30,692.88

Finding the Fourth Proportional to 50,837.90, 70,154.44 and 30,692.88

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Solution

The fourth proportional to 50,837.90, 70,154.44 and 30,692.88 is: 42,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,837.90 : 70,154.44 = 30,692.88 : x
  2. Step 2: Convert to fraction form
    50,837.90/70,154.44 = 30,692.88/x
  3. Step 3: Cross multiply
    50,837.90x = 70,154.44 × 30,692.88
  4. Step 4: Simplify right side
    50,837.90x = 2,153,241,731.66
  5. Step 5: Solve for x
    x = 2,153,241,731.66/50,837.90
  6. Step 6: Final answer
    x = 42,355.05

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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.