Home / 63,617.36-87,787.52-35,320.80

Finding the Fourth Proportional to 63,617.36, 87,787.52 and 35,320.80

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Solution

The fourth proportional to 63,617.36, 87,787.52 and 35,320.80 is: 48,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,617.36 : 87,787.52 = 35,320.80 : x
  2. Step 2: Convert to fraction form
    63,617.36/87,787.52 = 35,320.80/x
  3. Step 3: Cross multiply
    63,617.36x = 87,787.52 × 35,320.80
  4. Step 4: Simplify right side
    63,617.36x = 3,100,725,436.42
  5. Step 5: Solve for x
    x = 3,100,725,436.42/63,617.36
  6. Step 6: Final answer
    x = 48,740.24

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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.