Home / 186,335.13-279,463.44-59,986.65

Finding the Fourth Proportional to 186,335.13, 279,463.44 and 59,986.65

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Solution

The fourth proportional to 186,335.13, 279,463.44 and 59,986.65 is: 89,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,335.13 : 279,463.44 = 59,986.65 : x
  2. Step 2: Convert to fraction form
    186,335.13/279,463.44 = 59,986.65/x
  3. Step 3: Cross multiply
    186,335.13x = 279,463.44 × 59,986.65
  4. Step 4: Simplify right side
    186,335.13x = 16,764,075,563.08
  5. Step 5: Solve for x
    x = 16,764,075,563.08/186,335.13
  6. Step 6: Final answer
    x = 89,967.34

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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.