Home / 136,595.52-188,390.40-114,707.28

Finding the Fourth Proportional to 136,595.52, 188,390.40 and 114,707.28

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Solution

The fourth proportional to 136,595.52, 188,390.40 and 114,707.28 is: 158,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,595.52 : 188,390.40 = 114,707.28 : x
  2. Step 2: Convert to fraction form
    136,595.52/188,390.40 = 114,707.28/x
  3. Step 3: Cross multiply
    136,595.52x = 188,390.40 × 114,707.28
  4. Step 4: Simplify right side
    136,595.52x = 21,609,750,362.11
  5. Step 5: Solve for x
    x = 21,609,750,362.11/136,595.52
  6. Step 6: Final answer
    x = 158,202.48

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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.