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Finding the Fourth Proportional to 65,480.40, 98,263.80 and 23,927.40

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Solution

The fourth proportional to 65,480.40, 98,263.80 and 23,927.40 is: 35,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,480.40 : 98,263.80 = 23,927.40 : x
  2. Step 2: Convert to fraction form
    65,480.40/98,263.80 = 23,927.40/x
  3. Step 3: Cross multiply
    65,480.40x = 98,263.80 × 23,927.40
  4. Step 4: Simplify right side
    65,480.40x = 2,351,197,248.12
  5. Step 5: Solve for x
    x = 2,351,197,248.12/65,480.40
  6. Step 6: Final answer
    x = 35,906.89

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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.