Home / 114,913.40-172,370.10-55,864.40

Finding the Fourth Proportional to 114,913.40, 172,370.10 and 55,864.40

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Solution

The fourth proportional to 114,913.40, 172,370.10 and 55,864.40 is: 83,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,913.40 : 172,370.10 = 55,864.40 : x
  2. Step 2: Convert to fraction form
    114,913.40/172,370.10 = 55,864.40/x
  3. Step 3: Cross multiply
    114,913.40x = 172,370.10 × 55,864.40
  4. Step 4: Simplify right side
    114,913.40x = 9,629,352,214.44
  5. Step 5: Solve for x
    x = 9,629,352,214.44/114,913.40
  6. Step 6: Final answer
    x = 83,796.60

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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.