Home / 62,518.36-93,785.78-20,383.65

Finding the Fourth Proportional to 62,518.36, 93,785.78 and 20,383.65

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Solution

The fourth proportional to 62,518.36, 93,785.78 and 20,383.65 is: 30,578.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,518.36 : 93,785.78 = 20,383.65 : x
  2. Step 2: Convert to fraction form
    62,518.36/93,785.78 = 20,383.65/x
  3. Step 3: Cross multiply
    62,518.36x = 93,785.78 × 20,383.65
  4. Step 4: Simplify right side
    62,518.36x = 1,911,695,943.65
  5. Step 5: Solve for x
    x = 1,911,695,943.65/62,518.36
  6. Step 6: Final answer
    x = 30,578.15

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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.