Home / 115,577.40-173,270.10-49,068.60

Finding the Fourth Proportional to 115,577.40, 173,270.10 and 49,068.60

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Solution

The fourth proportional to 115,577.40, 173,270.10 and 49,068.60 is: 73,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,577.40 : 173,270.10 = 49,068.60 : x
  2. Step 2: Convert to fraction form
    115,577.40/173,270.10 = 49,068.60/x
  3. Step 3: Cross multiply
    115,577.40x = 173,270.10 × 49,068.60
  4. Step 4: Simplify right side
    115,577.40x = 8,502,121,228.86
  5. Step 5: Solve for x
    x = 8,502,121,228.86/115,577.40
  6. Step 6: Final answer
    x = 73,562.14

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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.