Home / 84,439.61-116,515.15-50,440.88

Finding the Fourth Proportional to 84,439.61, 116,515.15 and 50,440.88

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Solution

The fourth proportional to 84,439.61, 116,515.15 and 50,440.88 is: 69,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,439.61 : 116,515.15 = 50,440.88 : x
  2. Step 2: Convert to fraction form
    84,439.61/116,515.15 = 50,440.88/x
  3. Step 3: Cross multiply
    84,439.61x = 116,515.15 × 50,440.88
  4. Step 4: Simplify right side
    84,439.61x = 5,877,125,896.08
  5. Step 5: Solve for x
    x = 5,877,125,896.08/84,439.61
  6. Step 6: Final answer
    x = 69,601.53

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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.