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Finding the Fourth Proportional to 70,037.64, 96,652.62 and 38,206.62

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Solution

The fourth proportional to 70,037.64, 96,652.62 and 38,206.62 is: 52,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,037.64 : 96,652.62 = 38,206.62 : x
  2. Step 2: Convert to fraction form
    70,037.64/96,652.62 = 38,206.62/x
  3. Step 3: Cross multiply
    70,037.64x = 96,652.62 × 38,206.62
  4. Step 4: Simplify right side
    70,037.64x = 3,692,769,924.34
  5. Step 5: Solve for x
    x = 3,692,769,924.34/70,037.64
  6. Step 6: Final answer
    x = 52,725.50

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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.