Home / 161,955.18-223,400.16-104,504.58

Finding the Fourth Proportional to 161,955.18, 223,400.16 and 104,504.58

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Solution

The fourth proportional to 161,955.18, 223,400.16 and 104,504.58 is: 144,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,955.18 : 223,400.16 = 104,504.58 : x
  2. Step 2: Convert to fraction form
    161,955.18/223,400.16 = 104,504.58/x
  3. Step 3: Cross multiply
    161,955.18x = 223,400.16 × 104,504.58
  4. Step 4: Simplify right side
    161,955.18x = 23,346,339,892.73
  5. Step 5: Solve for x
    x = 23,346,339,892.73/161,955.18
  6. Step 6: Final answer
    x = 144,153.09

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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.