Home / 114,585.30-172,007.55-61,967.70

Finding the Fourth Proportional to 114,585.30, 172,007.55 and 61,967.70

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Solution

The fourth proportional to 114,585.30, 172,007.55 and 61,967.70 is: 93,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,585.30 : 172,007.55 = 61,967.70 : x
  2. Step 2: Convert to fraction form
    114,585.30/172,007.55 = 61,967.70/x
  3. Step 3: Cross multiply
    114,585.30x = 172,007.55 × 61,967.70
  4. Step 4: Simplify right side
    114,585.30x = 10,658,912,256.14
  5. Step 5: Solve for x
    x = 10,658,912,256.14/114,585.30
  6. Step 6: Final answer
    x = 93,021.64

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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.