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Finding the Fourth Proportional to 58,866.18, 81,233.58 and 33,374.88

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Solution

The fourth proportional to 58,866.18, 81,233.58 and 33,374.88 is: 46,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,866.18 : 81,233.58 = 33,374.88 : x
  2. Step 2: Convert to fraction form
    58,866.18/81,233.58 = 33,374.88/x
  3. Step 3: Cross multiply
    58,866.18x = 81,233.58 × 33,374.88
  4. Step 4: Simplify right side
    58,866.18x = 2,711,160,984.47
  5. Step 5: Solve for x
    x = 2,711,160,984.47/58,866.18
  6. Step 6: Final answer
    x = 46,056.34

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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.