Home / 161,635.40-223,048.18-89,024.11

Finding the Fourth Proportional to 161,635.40, 223,048.18 and 89,024.11

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Solution

The fourth proportional to 161,635.40, 223,048.18 and 89,024.11 is: 122,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,635.40 : 223,048.18 = 89,024.11 : x
  2. Step 2: Convert to fraction form
    161,635.40/223,048.18 = 89,024.11/x
  3. Step 3: Cross multiply
    161,635.40x = 223,048.18 × 89,024.11
  4. Step 4: Simplify right side
    161,635.40x = 19,856,666,519.93
  5. Step 5: Solve for x
    x = 19,856,666,519.93/161,635.40
  6. Step 6: Final answer
    x = 122,848.50

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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.