Home / 52,565.27-78,801.01-19,277.55

Finding the Fourth Proportional to 52,565.27, 78,801.01 and 19,277.55

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Solution

The fourth proportional to 52,565.27, 78,801.01 and 19,277.55 is: 28,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,565.27 : 78,801.01 = 19,277.55 : x
  2. Step 2: Convert to fraction form
    52,565.27/78,801.01 = 19,277.55/x
  3. Step 3: Cross multiply
    52,565.27x = 78,801.01 × 19,277.55
  4. Step 4: Simplify right side
    52,565.27x = 1,519,090,410.33
  5. Step 5: Solve for x
    x = 1,519,090,410.33/52,565.27
  6. Step 6: Final answer
    x = 28,899.13

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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.