Home / 62,730.76-86,568.32-34,435.84

Finding the Fourth Proportional to 62,730.76, 86,568.32 and 34,435.84

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Solution

The fourth proportional to 62,730.76, 86,568.32 and 34,435.84 is: 47,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,730.76 : 86,568.32 = 34,435.84 : x
  2. Step 2: Convert to fraction form
    62,730.76/86,568.32 = 34,435.84/x
  3. Step 3: Cross multiply
    62,730.76x = 86,568.32 × 34,435.84
  4. Step 4: Simplify right side
    62,730.76x = 2,981,052,816.59
  5. Step 5: Solve for x
    x = 2,981,052,816.59/62,730.76
  6. Step 6: Final answer
    x = 47,521.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.