Home / 59,384-81,962.40-54,596.36

Finding the Fourth Proportional to 59,384, 81,962.40 and 54,596.36

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Solution

The fourth proportional to 59,384, 81,962.40 and 54,596.36 is: 75,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,384 : 81,962.40 = 54,596.36 : x
  2. Step 2: Convert to fraction form
    59,384/81,962.40 = 54,596.36/x
  3. Step 3: Cross multiply
    59,384x = 81,962.40 × 54,596.36
  4. Step 4: Simplify right side
    59,384x = 4,474,848,696.86
  5. Step 5: Solve for x
    x = 4,474,848,696.86/59,384
  6. Step 6: Final answer
    x = 75,354.45

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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.