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Finding the Fourth Proportional to 58,878.66, 81,252.18 and 32,020.68

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Solution

The fourth proportional to 58,878.66, 81,252.18 and 32,020.68 is: 44,188.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,878.66 : 81,252.18 = 32,020.68 : x
  2. Step 2: Convert to fraction form
    58,878.66/81,252.18 = 32,020.68/x
  3. Step 3: Cross multiply
    58,878.66x = 81,252.18 × 32,020.68
  4. Step 4: Simplify right side
    58,878.66x = 2,601,750,055.08
  5. Step 5: Solve for x
    x = 2,601,750,055.08/58,878.66
  6. Step 6: Final answer
    x = 44,188.34

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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.