Home / 112,775.74-169,163.31-50,402.50

Finding the Fourth Proportional to 112,775.74, 169,163.31 and 50,402.50

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Solution

The fourth proportional to 112,775.74, 169,163.31 and 50,402.50 is: 75,603.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,775.74 : 169,163.31 = 50,402.50 : x
  2. Step 2: Convert to fraction form
    112,775.74/169,163.31 = 50,402.50/x
  3. Step 3: Cross multiply
    112,775.74x = 169,163.31 × 50,402.50
  4. Step 4: Simplify right side
    112,775.74x = 8,526,254,308.16
  5. Step 5: Solve for x
    x = 8,526,254,308.16/112,775.74
  6. Step 6: Final answer
    x = 75,603.62

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1.5x scale

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.