Home / 101,609.04-152,339.72-42,461.63

Finding the Fourth Proportional to 101,609.04, 152,339.72 and 42,461.63

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Solution

The fourth proportional to 101,609.04, 152,339.72 and 42,461.63 is: 63,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,609.04 : 152,339.72 = 42,461.63 : x
  2. Step 2: Convert to fraction form
    101,609.04/152,339.72 = 42,461.63/x
  3. Step 3: Cross multiply
    101,609.04x = 152,339.72 × 42,461.63
  4. Step 4: Simplify right side
    101,609.04x = 6,468,591,850.94
  5. Step 5: Solve for x
    x = 6,468,591,850.94/101,609.04
  6. Step 6: Final answer
    x = 63,661.58

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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.