Home / 156,928.44-216,559.50-116,821.56

Finding the Fourth Proportional to 156,928.44, 216,559.50 and 116,821.56

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Solution

The fourth proportional to 156,928.44, 216,559.50 and 116,821.56 is: 161,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,928.44 : 216,559.50 = 116,821.56 : x
  2. Step 2: Convert to fraction form
    156,928.44/216,559.50 = 116,821.56/x
  3. Step 3: Cross multiply
    156,928.44x = 216,559.50 × 116,821.56
  4. Step 4: Simplify right side
    156,928.44x = 25,298,818,622.82
  5. Step 5: Solve for x
    x = 25,298,818,622.82/156,928.44
  6. Step 6: Final answer
    x = 161,212.45

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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.