Home / 114,734.72-172,140.48-58,550.40

Finding the Fourth Proportional to 114,734.72, 172,140.48 and 58,550.40

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Solution

The fourth proportional to 114,734.72, 172,140.48 and 58,550.40 is: 87,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,734.72 : 172,140.48 = 58,550.40 : x
  2. Step 2: Convert to fraction form
    114,734.72/172,140.48 = 58,550.40/x
  3. Step 3: Cross multiply
    114,734.72x = 172,140.48 × 58,550.40
  4. Step 4: Simplify right side
    114,734.72x = 10,078,893,960.19
  5. Step 5: Solve for x
    x = 10,078,893,960.19/114,734.72
  6. Step 6: Final answer
    x = 87,845.20

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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.