Home / 75,926.16-113,892.30-28,536.30

Finding the Fourth Proportional to 75,926.16, 113,892.30 and 28,536.30

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Solution

The fourth proportional to 75,926.16, 113,892.30 and 28,536.30 is: 42,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,926.16 : 113,892.30 = 28,536.30 : x
  2. Step 2: Convert to fraction form
    75,926.16/113,892.30 = 28,536.30/x
  3. Step 3: Cross multiply
    75,926.16x = 113,892.30 × 28,536.30
  4. Step 4: Simplify right side
    75,926.16x = 3,250,064,840.49
  5. Step 5: Solve for x
    x = 3,250,064,840.49/75,926.16
  6. Step 6: Final answer
    x = 42,805.60

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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.