Home / 127,923.70-191,885.55-117,037.30

Finding the Fourth Proportional to 127,923.70, 191,885.55 and 117,037.30

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Solution

The fourth proportional to 127,923.70, 191,885.55 and 117,037.30 is: 175,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.70 : 191,885.55 = 117,037.30 : x
  2. Step 2: Convert to fraction form
    127,923.70/191,885.55 = 117,037.30/x
  3. Step 3: Cross multiply
    127,923.70x = 191,885.55 × 117,037.30
  4. Step 4: Simplify right side
    127,923.70x = 22,457,766,681.02
  5. Step 5: Solve for x
    x = 22,457,766,681.02/127,923.70
  6. Step 6: Final answer
    x = 175,555.95

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Similar ratio
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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.