Home / 136,793.04-205,378.56-94,569.36

Finding the Fourth Proportional to 136,793.04, 205,378.56 and 94,569.36

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Solution

The fourth proportional to 136,793.04, 205,378.56 and 94,569.36 is: 141,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,793.04 : 205,378.56 = 94,569.36 : x
  2. Step 2: Convert to fraction form
    136,793.04/205,378.56 = 94,569.36/x
  3. Step 3: Cross multiply
    136,793.04x = 205,378.56 × 94,569.36
  4. Step 4: Simplify right side
    136,793.04x = 19,422,518,976.92
  5. Step 5: Solve for x
    x = 19,422,518,976.92/136,793.04
  6. Step 6: Final answer
    x = 141,984.70

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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.