Home / 225,666.74-338,499.50-57,186.58

Finding the Fourth Proportional to 225,666.74, 338,499.50 and 57,186.58

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Solution

The fourth proportional to 225,666.74, 338,499.50 and 57,186.58 is: 85,779.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,666.74 : 338,499.50 = 57,186.58 : x
  2. Step 2: Convert to fraction form
    225,666.74/338,499.50 = 57,186.58/x
  3. Step 3: Cross multiply
    225,666.74x = 338,499.50 × 57,186.58
  4. Step 4: Simplify right side
    225,666.74x = 19,357,628,736.71
  5. Step 5: Solve for x
    x = 19,357,628,736.71/225,666.74
  6. Step 6: Final answer
    x = 85,779.72

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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.