Home / 86,538.46-119,424.64-50,754.28

Finding the Fourth Proportional to 86,538.46, 119,424.64 and 50,754.28

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Solution

The fourth proportional to 86,538.46, 119,424.64 and 50,754.28 is: 70,041.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538.46 : 119,424.64 = 50,754.28 : x
  2. Step 2: Convert to fraction form
    86,538.46/119,424.64 = 50,754.28/x
  3. Step 3: Cross multiply
    86,538.46x = 119,424.64 × 50,754.28
  4. Step 4: Simplify right side
    86,538.46x = 6,061,311,617.46
  5. Step 5: Solve for x
    x = 6,061,311,617.46/86,538.46
  6. Step 6: Final answer
    x = 70,041.82

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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.