Home / 211,631.96-292,042.50-116,136.74

Finding the Fourth Proportional to 211,631.96, 292,042.50 and 116,136.74

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Solution

The fourth proportional to 211,631.96, 292,042.50 and 116,136.74 is: 160,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,631.96 : 292,042.50 = 116,136.74 : x
  2. Step 2: Convert to fraction form
    211,631.96/292,042.50 = 116,136.74/x
  3. Step 3: Cross multiply
    211,631.96x = 292,042.50 × 116,136.74
  4. Step 4: Simplify right side
    211,631.96x = 33,916,863,891.45
  5. Step 5: Solve for x
    x = 33,916,863,891.45/211,631.96
  6. Step 6: Final answer
    x = 160,263.43

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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.