Home / 64,569.84-96,864-31,262.52

Finding the Fourth Proportional to 64,569.84, 96,864 and 31,262.52

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Solution

The fourth proportional to 64,569.84, 96,864 and 31,262.52 is: 46,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,569.84 : 96,864 = 31,262.52 : x
  2. Step 2: Convert to fraction form
    64,569.84/96,864 = 31,262.52/x
  3. Step 3: Cross multiply
    64,569.84x = 96,864 × 31,262.52
  4. Step 4: Simplify right side
    64,569.84x = 3,028,212,737.28
  5. Step 5: Solve for x
    x = 3,028,212,737.28/64,569.84
  6. Step 6: Final answer
    x = 46,898.25

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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.