Home / 54,416.48-81,624.60-19,357.52

Finding the Fourth Proportional to 54,416.48, 81,624.60 and 19,357.52

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Solution

The fourth proportional to 54,416.48, 81,624.60 and 19,357.52 is: 29,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,416.48 : 81,624.60 = 19,357.52 : x
  2. Step 2: Convert to fraction form
    54,416.48/81,624.60 = 19,357.52/x
  3. Step 3: Cross multiply
    54,416.48x = 81,624.60 × 19,357.52
  4. Step 4: Simplify right side
    54,416.48x = 1,580,049,826.99
  5. Step 5: Solve for x
    x = 1,580,049,826.99/54,416.48
  6. Step 6: Final answer
    x = 29,036.24

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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.