Home / 120,856.40-181,284.60-41,944.40

Finding the Fourth Proportional to 120,856.40, 181,284.60 and 41,944.40

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Solution

The fourth proportional to 120,856.40, 181,284.60 and 41,944.40 is: 62,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,856.40 : 181,284.60 = 41,944.40 : x
  2. Step 2: Convert to fraction form
    120,856.40/181,284.60 = 41,944.40/x
  3. Step 3: Cross multiply
    120,856.40x = 181,284.60 × 41,944.40
  4. Step 4: Simplify right side
    120,856.40x = 7,603,873,776.24
  5. Step 5: Solve for x
    x = 7,603,873,776.24/120,856.40
  6. Step 6: Final answer
    x = 62,916.60

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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.