Home / 61,478.07-84,286.76-60,357.24

Finding the Fourth Proportional to 61,478.07, 84,286.76 and 60,357.24

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Solution

The fourth proportional to 61,478.07, 84,286.76 and 60,357.24 is: 82,750.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,478.07 : 84,286.76 = 60,357.24 : x
  2. Step 2: Convert to fraction form
    61,478.07/84,286.76 = 60,357.24/x
  3. Step 3: Cross multiply
    61,478.07x = 84,286.76 × 60,357.24
  4. Step 4: Simplify right side
    61,478.07x = 5,087,315,900.36
  5. Step 5: Solve for x
    x = 5,087,315,900.36/61,478.07
  6. Step 6: Final answer
    x = 82,750.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.