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Finding the Fourth Proportional to 101,463.84, 152,086.48 and 42,283.68

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Solution

The fourth proportional to 101,463.84, 152,086.48 and 42,283.68 is: 63,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,463.84 : 152,086.48 = 42,283.68 : x
  2. Step 2: Convert to fraction form
    101,463.84/152,086.48 = 42,283.68/x
  3. Step 3: Cross multiply
    101,463.84x = 152,086.48 × 42,283.68
  4. Step 4: Simplify right side
    101,463.84x = 6,430,776,052.65
  5. Step 5: Solve for x
    x = 6,430,776,052.65/101,463.84
  6. Step 6: Final answer
    x = 63,379.98

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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.