Home / 114,725.80-158,323.62-63,743.20

Finding the Fourth Proportional to 114,725.80, 158,323.62 and 63,743.20

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Solution

The fourth proportional to 114,725.80, 158,323.62 and 63,743.20 is: 87,966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,725.80 : 158,323.62 = 63,743.20 : x
  2. Step 2: Convert to fraction form
    114,725.80/158,323.62 = 63,743.20/x
  3. Step 3: Cross multiply
    114,725.80x = 158,323.62 × 63,743.20
  4. Step 4: Simplify right side
    114,725.80x = 10,092,054,174.38
  5. Step 5: Solve for x
    x = 10,092,054,174.38/114,725.80
  6. Step 6: Final answer
    x = 87,966.74

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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.