Home / 211,605.26-292,014.45-116,113.55

Finding the Fourth Proportional to 211,605.26, 292,014.45 and 116,113.55

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Solution

The fourth proportional to 211,605.26, 292,014.45 and 116,113.55 is: 160,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,605.26 : 292,014.45 = 116,113.55 : x
  2. Step 2: Convert to fraction form
    211,605.26/292,014.45 = 116,113.55/x
  3. Step 3: Cross multiply
    211,605.26x = 292,014.45 × 116,113.55
  4. Step 4: Simplify right side
    211,605.26x = 33,906,832,980.73
  5. Step 5: Solve for x
    x = 33,906,832,980.73/211,605.26
  6. Step 6: Final answer
    x = 160,236.25

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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.