Home / 114,746.64-172,081.08-43,652.40

Finding the Fourth Proportional to 114,746.64, 172,081.08 and 43,652.40

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Solution

The fourth proportional to 114,746.64, 172,081.08 and 43,652.40 is: 65,463.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,746.64 : 172,081.08 = 43,652.40 : x
  2. Step 2: Convert to fraction form
    114,746.64/172,081.08 = 43,652.40/x
  3. Step 3: Cross multiply
    114,746.64x = 172,081.08 × 43,652.40
  4. Step 4: Simplify right side
    114,746.64x = 7,511,752,136.59
  5. Step 5: Solve for x
    x = 7,511,752,136.59/114,746.64
  6. Step 6: Final answer
    x = 65,463.81

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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.