Home / 211,686.60-292,116.84-125,649.33

Finding the Fourth Proportional to 211,686.60, 292,116.84 and 125,649.33

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Solution

The fourth proportional to 211,686.60, 292,116.84 and 125,649.33 is: 173,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,686.60 : 292,116.84 = 125,649.33 : x
  2. Step 2: Convert to fraction form
    211,686.60/292,116.84 = 125,649.33/x
  3. Step 3: Cross multiply
    211,686.60x = 292,116.84 × 125,649.33
  4. Step 4: Simplify right side
    211,686.60x = 36,704,285,227.72
  5. Step 5: Solve for x
    x = 36,704,285,227.72/211,686.60
  6. Step 6: Final answer
    x = 173,389.74

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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.