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Finding the Fourth Proportional to 70,641.48, 97,474.58 and 45,524.68

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Solution

The fourth proportional to 70,641.48, 97,474.58 and 45,524.68 is: 62,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,641.48 : 97,474.58 = 45,524.68 : x
  2. Step 2: Convert to fraction form
    70,641.48/97,474.58 = 45,524.68/x
  3. Step 3: Cross multiply
    70,641.48x = 97,474.58 × 45,524.68
  4. Step 4: Simplify right side
    70,641.48x = 4,437,499,062.63
  5. Step 5: Solve for x
    x = 4,437,499,062.63/70,641.48
  6. Step 6: Final answer
    x = 62,817.19

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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.