Home / 89,853.99-134,730.42-29,850.35

Finding the Fourth Proportional to 89,853.99, 134,730.42 and 29,850.35

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Solution

The fourth proportional to 89,853.99, 134,730.42 and 29,850.35 is: 44,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,853.99 : 134,730.42 = 29,850.35 : x
  2. Step 2: Convert to fraction form
    89,853.99/134,730.42 = 29,850.35/x
  3. Step 3: Cross multiply
    89,853.99x = 134,730.42 × 29,850.35
  4. Step 4: Simplify right side
    89,853.99x = 4,021,749,518.99
  5. Step 5: Solve for x
    x = 4,021,749,518.99/89,853.99
  6. Step 6: Final answer
    x = 44,758.72

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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.