Home / 71,029.40-98,037.32-40,832.24

Finding the Fourth Proportional to 71,029.40, 98,037.32 and 40,832.24

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Solution

The fourth proportional to 71,029.40, 98,037.32 and 40,832.24 is: 56,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,029.40 : 98,037.32 = 40,832.24 : x
  2. Step 2: Convert to fraction form
    71,029.40/98,037.32 = 40,832.24/x
  3. Step 3: Cross multiply
    71,029.40x = 98,037.32 × 40,832.24
  4. Step 4: Simplify right side
    71,029.40x = 4,003,083,379.20
  5. Step 5: Solve for x
    x = 4,003,083,379.20/71,029.40
  6. Step 6: Final answer
    x = 56,358.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.