Home / 86,576.02-129,765.60-36,624.94

Finding the Fourth Proportional to 86,576.02, 129,765.60 and 36,624.94

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Solution

The fourth proportional to 86,576.02, 129,765.60 and 36,624.94 is: 54,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,576.02 : 129,765.60 = 36,624.94 : x
  2. Step 2: Convert to fraction form
    86,576.02/129,765.60 = 36,624.94/x
  3. Step 3: Cross multiply
    86,576.02x = 129,765.60 × 36,624.94
  4. Step 4: Simplify right side
    86,576.02x = 4,752,657,314.06
  5. Step 5: Solve for x
    x = 4,752,657,314.06/86,576.02
  6. Step 6: Final answer
    x = 54,895.77

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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.