Home / 88,501.42-132,752.13-51,539.50

Finding the Fourth Proportional to 88,501.42, 132,752.13 and 51,539.50

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Solution

The fourth proportional to 88,501.42, 132,752.13 and 51,539.50 is: 77,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,501.42 : 132,752.13 = 51,539.50 : x
  2. Step 2: Convert to fraction form
    88,501.42/132,752.13 = 51,539.50/x
  3. Step 3: Cross multiply
    88,501.42x = 132,752.13 × 51,539.50
  4. Step 4: Simplify right side
    88,501.42x = 6,841,978,404.14
  5. Step 5: Solve for x
    x = 6,841,978,404.14/88,501.42
  6. Step 6: Final answer
    x = 77,309.25

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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.