Home / 168,708.55-232,666.91-139,982.65

Finding the Fourth Proportional to 168,708.55, 232,666.91 and 139,982.65

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Solution

The fourth proportional to 168,708.55, 232,666.91 and 139,982.65 is: 193,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,708.55 : 232,666.91 = 139,982.65 : x
  2. Step 2: Convert to fraction form
    168,708.55/232,666.91 = 139,982.65/x
  3. Step 3: Cross multiply
    168,708.55x = 232,666.91 × 139,982.65
  4. Step 4: Simplify right side
    168,708.55x = 32,569,329,697.49
  5. Step 5: Solve for x
    x = 32,569,329,697.49/168,708.55
  6. Step 6: Final answer
    x = 193,050.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.