Home / 70,346.16-97,067.19-42,736.50

Finding the Fourth Proportional to 70,346.16, 97,067.19 and 42,736.50

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Solution

The fourth proportional to 70,346.16, 97,067.19 and 42,736.50 is: 58,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,346.16 : 97,067.19 = 42,736.50 : x
  2. Step 2: Convert to fraction form
    70,346.16/97,067.19 = 42,736.50/x
  3. Step 3: Cross multiply
    70,346.16x = 97,067.19 × 42,736.50
  4. Step 4: Simplify right side
    70,346.16x = 4,148,311,965.44
  5. Step 5: Solve for x
    x = 4,148,311,965.44/70,346.16
  6. Step 6: Final answer
    x = 58,969.98

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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.