Home / 93,870.64-129,540.38-50,849.32

Finding the Fourth Proportional to 93,870.64, 129,540.38 and 50,849.32

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Solution

The fourth proportional to 93,870.64, 129,540.38 and 50,849.32 is: 70,171.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,870.64 : 129,540.38 = 50,849.32 : x
  2. Step 2: Convert to fraction form
    93,870.64/129,540.38 = 50,849.32/x
  3. Step 3: Cross multiply
    93,870.64x = 129,540.38 × 50,849.32
  4. Step 4: Simplify right side
    93,870.64x = 6,587,040,235.54
  5. Step 5: Solve for x
    x = 6,587,040,235.54/93,870.64
  6. Step 6: Final answer
    x = 70,171.46

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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.