Home / 55,437.14-83,145.72-15,984.56

Finding the Fourth Proportional to 55,437.14, 83,145.72 and 15,984.56

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Solution

The fourth proportional to 55,437.14, 83,145.72 and 15,984.56 is: 23,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,437.14 : 83,145.72 = 15,984.56 : x
  2. Step 2: Convert to fraction form
    55,437.14/83,145.72 = 15,984.56/x
  3. Step 3: Cross multiply
    55,437.14x = 83,145.72 × 15,984.56
  4. Step 4: Simplify right side
    55,437.14x = 1,329,047,750.08
  5. Step 5: Solve for x
    x = 1,329,047,750.08/55,437.14
  6. Step 6: Final answer
    x = 23,973.96

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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.