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Finding the Fourth Proportional to 65,894.48, 98,842.90 and 23,777.72

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Solution

The fourth proportional to 65,894.48, 98,842.90 and 23,777.72 is: 35,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,894.48 : 98,842.90 = 23,777.72 : x
  2. Step 2: Convert to fraction form
    65,894.48/98,842.90 = 23,777.72/x
  3. Step 3: Cross multiply
    65,894.48x = 98,842.90 × 23,777.72
  4. Step 4: Simplify right side
    65,894.48x = 2,350,258,800.19
  5. Step 5: Solve for x
    x = 2,350,258,800.19/65,894.48
  6. Step 6: Final answer
    x = 35,667.01

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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.