Home / 60,639.30-83,688.39-33,786.18

Finding the Fourth Proportional to 60,639.30, 83,688.39 and 33,786.18

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Solution

The fourth proportional to 60,639.30, 83,688.39 and 33,786.18 is: 46,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,639.30 : 83,688.39 = 33,786.18 : x
  2. Step 2: Convert to fraction form
    60,639.30/83,688.39 = 33,786.18/x
  3. Step 3: Cross multiply
    60,639.30x = 83,688.39 × 33,786.18
  4. Step 4: Simplify right side
    60,639.30x = 2,827,511,008.45
  5. Step 5: Solve for x
    x = 2,827,511,008.45/60,639.30
  6. Step 6: Final answer
    x = 46,628.36

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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.