Home / 52,523.52-78,775.04-15,587.84

Finding the Fourth Proportional to 52,523.52, 78,775.04 and 15,587.84

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Solution

The fourth proportional to 52,523.52, 78,775.04 and 15,587.84 is: 23,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,523.52 : 78,775.04 = 15,587.84 : x
  2. Step 2: Convert to fraction form
    52,523.52/78,775.04 = 15,587.84/x
  3. Step 3: Cross multiply
    52,523.52x = 78,775.04 × 15,587.84
  4. Step 4: Simplify right side
    52,523.52x = 1,227,932,719.51
  5. Step 5: Solve for x
    x = 1,227,932,719.51/52,523.52
  6. Step 6: Final answer
    x = 23,378.72

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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.