Home / 168,045.90-231,900.75-92,597.10

Finding the Fourth Proportional to 168,045.90, 231,900.75 and 92,597.10

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Solution

The fourth proportional to 168,045.90, 231,900.75 and 92,597.10 is: 127,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,045.90 : 231,900.75 = 92,597.10 : x
  2. Step 2: Convert to fraction form
    168,045.90/231,900.75 = 92,597.10/x
  3. Step 3: Cross multiply
    168,045.90x = 231,900.75 × 92,597.10
  4. Step 4: Simplify right side
    168,045.90x = 21,473,336,937.83
  5. Step 5: Solve for x
    x = 21,473,336,937.83/168,045.90
  6. Step 6: Final answer
    x = 127,782.57

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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.