Home / 51,654.16-77,518.59-18,374.50

Finding the Fourth Proportional to 51,654.16, 77,518.59 and 18,374.50

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Solution

The fourth proportional to 51,654.16, 77,518.59 and 18,374.50 is: 27,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,654.16 : 77,518.59 = 18,374.50 : x
  2. Step 2: Convert to fraction form
    51,654.16/77,518.59 = 18,374.50/x
  3. Step 3: Cross multiply
    51,654.16x = 77,518.59 × 18,374.50
  4. Step 4: Simplify right side
    51,654.16x = 1,424,365,331.96
  5. Step 5: Solve for x
    x = 1,424,365,331.96/51,654.16
  6. Step 6: Final answer
    x = 27,575.04

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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.