Home / 86,177.34-129,265.04-33,623.72

Finding the Fourth Proportional to 86,177.34, 129,265.04 and 33,623.72

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Solution

The fourth proportional to 86,177.34, 129,265.04 and 33,623.72 is: 50,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,177.34 : 129,265.04 = 33,623.72 : x
  2. Step 2: Convert to fraction form
    86,177.34/129,265.04 = 33,623.72/x
  3. Step 3: Cross multiply
    86,177.34x = 129,265.04 × 33,623.72
  4. Step 4: Simplify right side
    86,177.34x = 4,346,371,510.75
  5. Step 5: Solve for x
    x = 4,346,371,510.75/86,177.34
  6. Step 6: Final answer
    x = 50,435.20

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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.