Home / 55,087.49-82,503.08-53,572.25

Finding the Fourth Proportional to 55,087.49, 82,503.08 and 53,572.25

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Solution

The fourth proportional to 55,087.49, 82,503.08 and 53,572.25 is: 80,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,087.49 : 82,503.08 = 53,572.25 : x
  2. Step 2: Convert to fraction form
    55,087.49/82,503.08 = 53,572.25/x
  3. Step 3: Cross multiply
    55,087.49x = 82,503.08 × 53,572.25
  4. Step 4: Simplify right side
    55,087.49x = 4,419,875,627.53
  5. Step 5: Solve for x
    x = 4,419,875,627.53/55,087.49
  6. Step 6: Final answer
    x = 80,233.75

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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.