Home / 89,867.80-134,801.70-63,623.80

Finding the Fourth Proportional to 89,867.80, 134,801.70 and 63,623.80

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Solution

The fourth proportional to 89,867.80, 134,801.70 and 63,623.80 is: 95,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.80 : 134,801.70 = 63,623.80 : x
  2. Step 2: Convert to fraction form
    89,867.80/134,801.70 = 63,623.80/x
  3. Step 3: Cross multiply
    89,867.80x = 134,801.70 × 63,623.80
  4. Step 4: Simplify right side
    89,867.80x = 8,576,596,400.46
  5. Step 5: Solve for x
    x = 8,576,596,400.46/89,867.80
  6. Step 6: Final answer
    x = 95,435.70

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1.5x scale

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.