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Finding the Fourth Proportional to 152,653.14, 210,765.24 and 95,314.86

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Solution

The fourth proportional to 152,653.14, 210,765.24 and 95,314.86 is: 131,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,653.14 : 210,765.24 = 95,314.86 : x
  2. Step 2: Convert to fraction form
    152,653.14/210,765.24 = 95,314.86/x
  3. Step 3: Cross multiply
    152,653.14x = 210,765.24 × 95,314.86
  4. Step 4: Simplify right side
    152,653.14x = 20,089,059,343.47
  5. Step 5: Solve for x
    x = 20,089,059,343.47/152,653.14
  6. Step 6: Final answer
    x = 131,599.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.