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Finding the Fourth Proportional to 58,962.74, 81,359.42 and 33,807.38

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Solution

The fourth proportional to 58,962.74, 81,359.42 and 33,807.38 is: 46,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,962.74 : 81,359.42 = 33,807.38 : x
  2. Step 2: Convert to fraction form
    58,962.74/81,359.42 = 33,807.38/x
  3. Step 3: Cross multiply
    58,962.74x = 81,359.42 × 33,807.38
  4. Step 4: Simplify right side
    58,962.74x = 2,750,548,252.69
  5. Step 5: Solve for x
    x = 2,750,548,252.69/58,962.74
  6. Step 6: Final answer
    x = 46,648.93

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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.