Home / 168,830.10-253,151.64-69,060.35

Finding the Fourth Proportional to 168,830.10, 253,151.64 and 69,060.35

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Solution

The fourth proportional to 168,830.10, 253,151.64 and 69,060.35 is: 103,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,830.10 : 253,151.64 = 69,060.35 : x
  2. Step 2: Convert to fraction form
    168,830.10/253,151.64 = 69,060.35/x
  3. Step 3: Cross multiply
    168,830.10x = 253,151.64 × 69,060.35
  4. Step 4: Simplify right side
    168,830.10x = 17,482,741,494.35
  5. Step 5: Solve for x
    x = 17,482,741,494.35/168,830.10
  6. Step 6: Final answer
    x = 103,552.28

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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.