Home / 117,005.92-175,508.96-54,720.16

Finding the Fourth Proportional to 117,005.92, 175,508.96 and 54,720.16

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Solution

The fourth proportional to 117,005.92, 175,508.96 and 54,720.16 is: 82,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,005.92 : 175,508.96 = 54,720.16 : x
  2. Step 2: Convert to fraction form
    117,005.92/175,508.96 = 54,720.16/x
  3. Step 3: Cross multiply
    117,005.92x = 175,508.96 × 54,720.16
  4. Step 4: Simplify right side
    117,005.92x = 9,603,878,372.63
  5. Step 5: Solve for x
    x = 9,603,878,372.63/117,005.92
  6. Step 6: Final answer
    x = 82,080.28

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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.