Home / 161,772.83-223,263.20-97,263.17

Finding the Fourth Proportional to 161,772.83, 223,263.20 and 97,263.17

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Solution

The fourth proportional to 161,772.83, 223,263.20 and 97,263.17 is: 134,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,772.83 : 223,263.20 = 97,263.17 : x
  2. Step 2: Convert to fraction form
    161,772.83/223,263.20 = 97,263.17/x
  3. Step 3: Cross multiply
    161,772.83x = 223,263.20 × 97,263.17
  4. Step 4: Simplify right side
    161,772.83x = 21,715,284,973.71
  5. Step 5: Solve for x
    x = 21,715,284,973.71/161,772.83
  6. Step 6: Final answer
    x = 134,233.21

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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.