Home / 67,548.40-93,228.36-39,270.49

Finding the Fourth Proportional to 67,548.40, 93,228.36 and 39,270.49

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Solution

The fourth proportional to 67,548.40, 93,228.36 and 39,270.49 is: 54,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,548.40 : 93,228.36 = 39,270.49 : x
  2. Step 2: Convert to fraction form
    67,548.40/93,228.36 = 39,270.49/x
  3. Step 3: Cross multiply
    67,548.40x = 93,228.36 × 39,270.49
  4. Step 4: Simplify right side
    67,548.40x = 3,661,123,379.10
  5. Step 5: Solve for x
    x = 3,661,123,379.10/67,548.40
  6. Step 6: Final answer
    x = 54,200.00

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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.