Home / 160,519.51-221,514.21-88,898.00

Finding the Fourth Proportional to 160,519.51, 221,514.21 and 88,898.00

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Solution

The fourth proportional to 160,519.51, 221,514.21 and 88,898.00 is: 122,677.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,519.51 : 221,514.21 = 88,898.00 : x
  2. Step 2: Convert to fraction form
    160,519.51/221,514.21 = 88,898.00/x
  3. Step 3: Cross multiply
    160,519.51x = 221,514.21 × 88,898.00
  4. Step 4: Simplify right side
    160,519.51x = 19,692,168,688.52
  5. Step 5: Solve for x
    x = 19,692,168,688.52/160,519.51
  6. Step 6: Final answer
    x = 122,677.73

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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.