Home / 158,412.09-237,621.78-53,231.97

Finding the Fourth Proportional to 158,412.09, 237,621.78 and 53,231.97

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Solution

The fourth proportional to 158,412.09, 237,621.78 and 53,231.97 is: 79,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,412.09 : 237,621.78 = 53,231.97 : x
  2. Step 2: Convert to fraction form
    158,412.09/237,621.78 = 53,231.97/x
  3. Step 3: Cross multiply
    158,412.09x = 237,621.78 × 53,231.97
  4. Step 4: Simplify right side
    158,412.09x = 12,649,075,464.31
  5. Step 5: Solve for x
    x = 12,649,075,464.31/158,412.09
  6. Step 6: Final answer
    x = 79,849.18

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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.