Home / 86,151.33-129,212.42-23,807.25

Finding the Fourth Proportional to 86,151.33, 129,212.42 and 23,807.25

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Solution

The fourth proportional to 86,151.33, 129,212.42 and 23,807.25 is: 35,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,151.33 : 129,212.42 = 23,807.25 : x
  2. Step 2: Convert to fraction form
    86,151.33/129,212.42 = 23,807.25/x
  3. Step 3: Cross multiply
    86,151.33x = 129,212.42 × 23,807.25
  4. Step 4: Simplify right side
    86,151.33x = 3,076,192,267.01
  5. Step 5: Solve for x
    x = 3,076,192,267.01/86,151.33
  6. Step 6: Final answer
    x = 35,706.85

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1.5x scale

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.