Home / 89,027.40-133,368.30-49,513.80

Finding the Fourth Proportional to 89,027.40, 133,368.30 and 49,513.80

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Solution

The fourth proportional to 89,027.40, 133,368.30 and 49,513.80 is: 74,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.40 : 133,368.30 = 49,513.80 : x
  2. Step 2: Convert to fraction form
    89,027.40/133,368.30 = 49,513.80/x
  3. Step 3: Cross multiply
    89,027.40x = 133,368.30 × 49,513.80
  4. Step 4: Simplify right side
    89,027.40x = 6,603,571,332.54
  5. Step 5: Solve for x
    x = 6,603,571,332.54/89,027.40
  6. Step 6: Final answer
    x = 74,174.59

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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.