Home / 116,277.18-160,419.45-73,245.12

Finding the Fourth Proportional to 116,277.18, 160,419.45 and 73,245.12

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Solution

The fourth proportional to 116,277.18, 160,419.45 and 73,245.12 is: 101,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,277.18 : 160,419.45 = 73,245.12 : x
  2. Step 2: Convert to fraction form
    116,277.18/160,419.45 = 73,245.12/x
  3. Step 3: Cross multiply
    116,277.18x = 160,419.45 × 73,245.12
  4. Step 4: Simplify right side
    116,277.18x = 11,749,941,865.58
  5. Step 5: Solve for x
    x = 11,749,941,865.58/116,277.18
  6. Step 6: Final answer
    x = 101,051.14

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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.