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Finding the Fourth Proportional to 151,908.40, 227,862.60 and 92,810.80

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Solution

The fourth proportional to 151,908.40, 227,862.60 and 92,810.80 is: 139,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,908.40 : 227,862.60 = 92,810.80 : x
  2. Step 2: Convert to fraction form
    151,908.40/227,862.60 = 92,810.80/x
  3. Step 3: Cross multiply
    151,908.40x = 227,862.60 × 92,810.80
  4. Step 4: Simplify right side
    151,908.40x = 21,148,110,196.08
  5. Step 5: Solve for x
    x = 21,148,110,196.08/151,908.40
  6. Step 6: Final answer
    x = 139,216.20

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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.