Home / 62,900.54-94,360.13-20,785.07

Finding the Fourth Proportional to 62,900.54, 94,360.13 and 20,785.07

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Solution

The fourth proportional to 62,900.54, 94,360.13 and 20,785.07 is: 31,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,900.54 : 94,360.13 = 20,785.07 : x
  2. Step 2: Convert to fraction form
    62,900.54/94,360.13 = 20,785.07/x
  3. Step 3: Cross multiply
    62,900.54x = 94,360.13 × 20,785.07
  4. Step 4: Simplify right side
    62,900.54x = 1,961,282,039.23
  5. Step 5: Solve for x
    x = 1,961,282,039.23/62,900.54
  6. Step 6: Final answer
    x = 31,180.69

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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.