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Finding the Fourth Proportional to 127,353.30, 191,029.95 and 60,923.18

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Solution

The fourth proportional to 127,353.30, 191,029.95 and 60,923.18 is: 91,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,353.30 : 191,029.95 = 60,923.18 : x
  2. Step 2: Convert to fraction form
    127,353.30/191,029.95 = 60,923.18/x
  3. Step 3: Cross multiply
    127,353.30x = 191,029.95 × 60,923.18
  4. Step 4: Simplify right side
    127,353.30x = 11,638,151,074.09
  5. Step 5: Solve for x
    x = 11,638,151,074.09/127,353.30
  6. Step 6: Final answer
    x = 91,384.76

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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.