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Finding the Fourth Proportional to 86,863.84, 130,281.84 and 24,538.72

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Solution

The fourth proportional to 86,863.84, 130,281.84 and 24,538.72 is: 36,804.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,863.84 : 130,281.84 = 24,538.72 : x
  2. Step 2: Convert to fraction form
    86,863.84/130,281.84 = 24,538.72/x
  3. Step 3: Cross multiply
    86,863.84x = 130,281.84 × 24,538.72
  4. Step 4: Simplify right side
    86,863.84x = 3,196,949,592.84
  5. Step 5: Solve for x
    x = 3,196,949,592.84/86,863.84
  6. Step 6: Final answer
    x = 36,804.15

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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.