Home / 77,572.08-107,050.14-43,581.24

Finding the Fourth Proportional to 77,572.08, 107,050.14 and 43,581.24

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Solution

The fourth proportional to 77,572.08, 107,050.14 and 43,581.24 is: 60,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,572.08 : 107,050.14 = 43,581.24 : x
  2. Step 2: Convert to fraction form
    77,572.08/107,050.14 = 43,581.24/x
  3. Step 3: Cross multiply
    77,572.08x = 107,050.14 × 43,581.24
  4. Step 4: Simplify right side
    77,572.08x = 4,665,377,843.37
  5. Step 5: Solve for x
    x = 4,665,377,843.37/77,572.08
  6. Step 6: Final answer
    x = 60,142.49

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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.