Home / 161,567.46-222,817.91-101,143.58

Finding the Fourth Proportional to 161,567.46, 222,817.91 and 101,143.58

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Solution

The fourth proportional to 161,567.46, 222,817.91 and 101,143.58 is: 139,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,567.46 : 222,817.91 = 101,143.58 : x
  2. Step 2: Convert to fraction form
    161,567.46/222,817.91 = 101,143.58/x
  3. Step 3: Cross multiply
    161,567.46x = 222,817.91 × 101,143.58
  4. Step 4: Simplify right side
    161,567.46x = 22,536,599,485.71
  5. Step 5: Solve for x
    x = 22,536,599,485.71/161,567.46
  6. Step 6: Final answer
    x = 139,487.24

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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.