Home / 52,582.30-78,873.45-51,718.30

Finding the Fourth Proportional to 52,582.30, 78,873.45 and 51,718.30

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Solution

The fourth proportional to 52,582.30, 78,873.45 and 51,718.30 is: 77,577.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,582.30 : 78,873.45 = 51,718.30 : x
  2. Step 2: Convert to fraction form
    52,582.30/78,873.45 = 51,718.30/x
  3. Step 3: Cross multiply
    52,582.30x = 78,873.45 × 51,718.30
  4. Step 4: Simplify right side
    52,582.30x = 4,079,200,749.14
  5. Step 5: Solve for x
    x = 4,079,200,749.14/52,582.30
  6. Step 6: Final answer
    x = 77,577.45

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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.