Home / 96,582.84-133,284.78-54,143.16

Finding the Fourth Proportional to 96,582.84, 133,284.78 and 54,143.16

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Solution

The fourth proportional to 96,582.84, 133,284.78 and 54,143.16 is: 74,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,582.84 : 133,284.78 = 54,143.16 : x
  2. Step 2: Convert to fraction form
    96,582.84/133,284.78 = 54,143.16/x
  3. Step 3: Cross multiply
    96,582.84x = 133,284.78 × 54,143.16
  4. Step 4: Simplify right side
    96,582.84x = 7,216,459,169.10
  5. Step 5: Solve for x
    x = 7,216,459,169.10/96,582.84
  6. Step 6: Final answer
    x = 74,717.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.