Home / 206,058.86-309,088.29-112,513.58

Finding the Fourth Proportional to 206,058.86, 309,088.29 and 112,513.58

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Solution

The fourth proportional to 206,058.86, 309,088.29 and 112,513.58 is: 168,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,058.86 : 309,088.29 = 112,513.58 : x
  2. Step 2: Convert to fraction form
    206,058.86/309,088.29 = 112,513.58/x
  3. Step 3: Cross multiply
    206,058.86x = 309,088.29 × 112,513.58
  4. Step 4: Simplify right side
    206,058.86x = 34,776,630,043.98
  5. Step 5: Solve for x
    x = 34,776,630,043.98/206,058.86
  6. Step 6: Final answer
    x = 168,770.37

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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.