Home / 57,111.60-85,623.48-29,008.56

Finding the Fourth Proportional to 57,111.60, 85,623.48 and 29,008.56

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Solution

The fourth proportional to 57,111.60, 85,623.48 and 29,008.56 is: 43,490.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,111.60 : 85,623.48 = 29,008.56 : x
  2. Step 2: Convert to fraction form
    57,111.60/85,623.48 = 29,008.56/x
  3. Step 3: Cross multiply
    57,111.60x = 85,623.48 × 29,008.56
  4. Step 4: Simplify right side
    57,111.60x = 2,483,813,856.99
  5. Step 5: Solve for x
    x = 2,483,813,856.99/57,111.60
  6. Step 6: Final answer
    x = 43,490.53

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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.