Home / 168,005.10-252,007.65-155,174.70

Finding the Fourth Proportional to 168,005.10, 252,007.65 and 155,174.70

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Solution

The fourth proportional to 168,005.10, 252,007.65 and 155,174.70 is: 232,762.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,005.10 : 252,007.65 = 155,174.70 : x
  2. Step 2: Convert to fraction form
    168,005.10/252,007.65 = 155,174.70/x
  3. Step 3: Cross multiply
    168,005.10x = 252,007.65 × 155,174.70
  4. Step 4: Simplify right side
    168,005.10x = 39,105,211,486.46
  5. Step 5: Solve for x
    x = 39,105,211,486.46/168,005.10
  6. Step 6: Final answer
    x = 232,762.05

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1.5x scale

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.