Home / 95,880.84-132,320.10-53,439.68

Finding the Fourth Proportional to 95,880.84, 132,320.10 and 53,439.68

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Solution

The fourth proportional to 95,880.84, 132,320.10 and 53,439.68 is: 73,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,880.84 : 132,320.10 = 53,439.68 : x
  2. Step 2: Convert to fraction form
    95,880.84/132,320.10 = 53,439.68/x
  3. Step 3: Cross multiply
    95,880.84x = 132,320.10 × 53,439.68
  4. Step 4: Simplify right side
    95,880.84x = 7,071,143,801.57
  5. Step 5: Solve for x
    x = 7,071,143,801.57/95,880.84
  6. Step 6: Final answer
    x = 73,749.29

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1.5x scale

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.