Home / 222,908.59-307,613.85-127,417.35

Finding the Fourth Proportional to 222,908.59, 307,613.85 and 127,417.35

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Solution

The fourth proportional to 222,908.59, 307,613.85 and 127,417.35 is: 175,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,908.59 : 307,613.85 = 127,417.35 : x
  2. Step 2: Convert to fraction form
    222,908.59/307,613.85 = 127,417.35/x
  3. Step 3: Cross multiply
    222,908.59x = 307,613.85 × 127,417.35
  4. Step 4: Simplify right side
    222,908.59x = 39,195,341,590.30
  5. Step 5: Solve for x
    x = 39,195,341,590.30/222,908.59
  6. Step 6: Final answer
    x = 175,835.94

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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.