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Finding the Fourth Proportional to 70,608.32, 105,927.72 and 23,860.16

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Solution

The fourth proportional to 70,608.32, 105,927.72 and 23,860.16 is: 35,795.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,608.32 : 105,927.72 = 23,860.16 : x
  2. Step 2: Convert to fraction form
    70,608.32/105,927.72 = 23,860.16/x
  3. Step 3: Cross multiply
    70,608.32x = 105,927.72 × 23,860.16
  4. Step 4: Simplify right side
    70,608.32x = 2,527,452,347.64
  5. Step 5: Solve for x
    x = 2,527,452,347.64/70,608.32
  6. Step 6: Final answer
    x = 35,795.39

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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.