Home / 163,562.76-225,887.94-112,707.72

Finding the Fourth Proportional to 163,562.76, 225,887.94 and 112,707.72

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Solution

The fourth proportional to 163,562.76, 225,887.94 and 112,707.72 is: 155,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,562.76 : 225,887.94 = 112,707.72 : x
  2. Step 2: Convert to fraction form
    163,562.76/225,887.94 = 112,707.72/x
  3. Step 3: Cross multiply
    163,562.76x = 225,887.94 × 112,707.72
  4. Step 4: Simplify right side
    163,562.76x = 25,459,314,692.90
  5. Step 5: Solve for x
    x = 25,459,314,692.90/163,562.76
  6. Step 6: Final answer
    x = 155,654.71

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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.