Home / 127,822.20-191,733.30-34,337.40

Finding the Fourth Proportional to 127,822.20, 191,733.30 and 34,337.40

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Solution

The fourth proportional to 127,822.20, 191,733.30 and 34,337.40 is: 51,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.20 : 191,733.30 = 34,337.40 : x
  2. Step 2: Convert to fraction form
    127,822.20/191,733.30 = 34,337.40/x
  3. Step 3: Cross multiply
    127,822.20x = 191,733.30 × 34,337.40
  4. Step 4: Simplify right side
    127,822.20x = 6,583,623,015.42
  5. Step 5: Solve for x
    x = 6,583,623,015.42/127,822.20
  6. Step 6: Final answer
    x = 51,506.10

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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.