Home / 127,822.02-191,734.24-34,327.78

Finding the Fourth Proportional to 127,822.02, 191,734.24 and 34,327.78

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Solution

The fourth proportional to 127,822.02, 191,734.24 and 34,327.78 is: 51,491.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.02 : 191,734.24 = 34,327.78 : x
  2. Step 2: Convert to fraction form
    127,822.02/191,734.24 = 34,327.78/x
  3. Step 3: Cross multiply
    127,822.02x = 191,734.24 × 34,327.78
  4. Step 4: Simplify right side
    127,822.02x = 6,581,810,809.19
  5. Step 5: Solve for x
    x = 6,581,810,809.19/127,822.02
  6. Step 6: Final answer
    x = 51,491.99

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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.