Home / 71,036.39-98,027.42-40,826.63

Finding the Fourth Proportional to 71,036.39, 98,027.42 and 40,826.63

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Solution

The fourth proportional to 71,036.39, 98,027.42 and 40,826.63 is: 56,339.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036.39 : 98,027.42 = 40,826.63 : x
  2. Step 2: Convert to fraction form
    71,036.39/98,027.42 = 40,826.63/x
  3. Step 3: Cross multiply
    71,036.39x = 98,027.42 × 40,826.63
  4. Step 4: Simplify right side
    71,036.39x = 4,002,129,247.13
  5. Step 5: Solve for x
    x = 4,002,129,247.13/71,036.39
  6. Step 6: Final answer
    x = 56,339.14

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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.