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Finding the Fourth Proportional to 70,549.60, 105,822.24 and 23,798.56

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Solution

The fourth proportional to 70,549.60, 105,822.24 and 23,798.56 is: 35,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,549.60 : 105,822.24 = 23,798.56 : x
  2. Step 2: Convert to fraction form
    70,549.60/105,822.24 = 23,798.56/x
  3. Step 3: Cross multiply
    70,549.60x = 105,822.24 × 23,798.56
  4. Step 4: Simplify right side
    70,549.60x = 2,518,416,927.97
  5. Step 5: Solve for x
    x = 2,518,416,927.97/70,549.60
  6. Step 6: Final answer
    x = 35,697.11

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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.