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Finding the Fourth Proportional to 70,598.75, 105,875.69 and 23,202.90

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Solution

The fourth proportional to 70,598.75, 105,875.69 and 23,202.90 is: 34,796.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,598.75 : 105,875.69 = 23,202.90 : x
  2. Step 2: Convert to fraction form
    70,598.75/105,875.69 = 23,202.90/x
  3. Step 3: Cross multiply
    70,598.75x = 105,875.69 × 23,202.90
  4. Step 4: Simplify right side
    70,598.75x = 2,456,622,931.49
  5. Step 5: Solve for x
    x = 2,456,622,931.49/70,598.75
  6. Step 6: Final answer
    x = 34,796.98

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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.