Home / 86,152.33-129,213.91-23,808.25

Finding the Fourth Proportional to 86,152.33, 129,213.91 and 23,808.25

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Solution

The fourth proportional to 86,152.33, 129,213.91 and 23,808.25 is: 35,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,152.33 : 129,213.91 = 23,808.25 : x
  2. Step 2: Convert to fraction form
    86,152.33/129,213.91 = 23,808.25/x
  3. Step 3: Cross multiply
    86,152.33x = 129,213.91 × 23,808.25
  4. Step 4: Simplify right side
    86,152.33x = 3,076,357,072.76
  5. Step 5: Solve for x
    x = 3,076,357,072.76/86,152.33
  6. Step 6: Final answer
    x = 35,708.34

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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.