Home / 52,437.52-78,667.80-38,544.40

Finding the Fourth Proportional to 52,437.52, 78,667.80 and 38,544.40

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Solution

The fourth proportional to 52,437.52, 78,667.80 and 38,544.40 is: 57,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437.52 : 78,667.80 = 38,544.40 : x
  2. Step 2: Convert to fraction form
    52,437.52/78,667.80 = 38,544.40/x
  3. Step 3: Cross multiply
    52,437.52x = 78,667.80 × 38,544.40
  4. Step 4: Simplify right side
    52,437.52x = 3,032,203,150.32
  5. Step 5: Solve for x
    x = 3,032,203,150.32/52,437.52
  6. Step 6: Final answer
    x = 57,825.07

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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.