Home / 98,513.40-147,755.70-36,170.04

Finding the Fourth Proportional to 98,513.40, 147,755.70 and 36,170.04

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Solution

The fourth proportional to 98,513.40, 147,755.70 and 36,170.04 is: 54,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,513.40 : 147,755.70 = 36,170.04 : x
  2. Step 2: Convert to fraction form
    98,513.40/147,755.70 = 36,170.04/x
  3. Step 3: Cross multiply
    98,513.40x = 147,755.70 × 36,170.04
  4. Step 4: Simplify right side
    98,513.40x = 5,344,329,579.23
  5. Step 5: Solve for x
    x = 5,344,329,579.23/98,513.40
  6. Step 6: Final answer
    x = 54,249.77

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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.