Home / 86,166.34-129,224.40-33,563.32

Finding the Fourth Proportional to 86,166.34, 129,224.40 and 33,563.32

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Solution

The fourth proportional to 86,166.34, 129,224.40 and 33,563.32 is: 50,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,166.34 : 129,224.40 = 33,563.32 : x
  2. Step 2: Convert to fraction form
    86,166.34/129,224.40 = 33,563.32/x
  3. Step 3: Cross multiply
    86,166.34x = 129,224.40 × 33,563.32
  4. Step 4: Simplify right side
    86,166.34x = 4,337,199,889.01
  5. Step 5: Solve for x
    x = 4,337,199,889.01/86,166.34
  6. Step 6: Final answer
    x = 50,335.20

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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.