Home / 114,926.40-172,389.60-55,877.40

Finding the Fourth Proportional to 114,926.40, 172,389.60 and 55,877.40

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Solution

The fourth proportional to 114,926.40, 172,389.60 and 55,877.40 is: 83,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,926.40 : 172,389.60 = 55,877.40 : x
  2. Step 2: Convert to fraction form
    114,926.40/172,389.60 = 55,877.40/x
  3. Step 3: Cross multiply
    114,926.40x = 172,389.60 × 55,877.40
  4. Step 4: Simplify right side
    114,926.40x = 9,632,682,635.04
  5. Step 5: Solve for x
    x = 9,632,682,635.04/114,926.40
  6. Step 6: Final answer
    x = 83,816.10

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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.