Home / 86,632.02-119,581.02-50,808.96

Finding the Fourth Proportional to 86,632.02, 119,581.02 and 50,808.96

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Solution

The fourth proportional to 86,632.02, 119,581.02 and 50,808.96 is: 70,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,632.02 : 119,581.02 = 50,808.96 : x
  2. Step 2: Convert to fraction form
    86,632.02/119,581.02 = 50,808.96/x
  3. Step 3: Cross multiply
    86,632.02x = 119,581.02 × 50,808.96
  4. Step 4: Simplify right side
    86,632.02x = 6,075,787,261.94
  5. Step 5: Solve for x
    x = 6,075,787,261.94/86,632.02
  6. Step 6: Final answer
    x = 70,133.27

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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.