Home / 114,725.78-158,277.36-84,582.76

Finding the Fourth Proportional to 114,725.78, 158,277.36 and 84,582.76

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Solution

The fourth proportional to 114,725.78, 158,277.36 and 84,582.76 is: 116,691.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,725.78 : 158,277.36 = 84,582.76 : x
  2. Step 2: Convert to fraction form
    114,725.78/158,277.36 = 84,582.76/x
  3. Step 3: Cross multiply
    114,725.78x = 158,277.36 × 84,582.76
  4. Step 4: Simplify right side
    114,725.78x = 13,387,535,954.31
  5. Step 5: Solve for x
    x = 13,387,535,954.31/114,725.78
  6. Step 6: Final answer
    x = 116,691.61

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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.