Home / 29,132.60-43,700.40-8,355.56

Finding the Fourth Proportional to 29,132.60, 43,700.40 and 8,355.56

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Solution

The fourth proportional to 29,132.60, 43,700.40 and 8,355.56 is: 12,533.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,132.60 : 43,700.40 = 8,355.56 : x
  2. Step 2: Convert to fraction form
    29,132.60/43,700.40 = 8,355.56/x
  3. Step 3: Cross multiply
    29,132.60x = 43,700.40 × 8,355.56
  4. Step 4: Simplify right side
    29,132.60x = 365,141,314.22
  5. Step 5: Solve for x
    x = 365,141,314.22/29,132.60
  6. Step 6: Final answer
    x = 12,533.77

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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.