Home / 66,856.71-92,262.96-36,641.36

Finding the Fourth Proportional to 66,856.71, 92,262.96 and 36,641.36

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Solution

The fourth proportional to 66,856.71, 92,262.96 and 36,641.36 is: 50,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,856.71 : 92,262.96 = 36,641.36 : x
  2. Step 2: Convert to fraction form
    66,856.71/92,262.96 = 36,641.36/x
  3. Step 3: Cross multiply
    66,856.71x = 92,262.96 × 36,641.36
  4. Step 4: Simplify right side
    66,856.71x = 3,380,640,332.03
  5. Step 5: Solve for x
    x = 3,380,640,332.03/66,856.71
  6. Step 6: Final answer
    x = 50,565.46

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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.