Home / 161,966.12-223,499.22-104,607.93

Finding the Fourth Proportional to 161,966.12, 223,499.22 and 104,607.93

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Solution

The fourth proportional to 161,966.12, 223,499.22 and 104,607.93 is: 144,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,966.12 : 223,499.22 = 104,607.93 : x
  2. Step 2: Convert to fraction form
    161,966.12/223,499.22 = 104,607.93/x
  3. Step 3: Cross multiply
    161,966.12x = 223,499.22 × 104,607.93
  4. Step 4: Simplify right side
    161,966.12x = 23,379,791,206.66
  5. Step 5: Solve for x
    x = 23,379,791,206.66/161,966.12
  6. Step 6: Final answer
    x = 144,349.89

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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.