Home / 161,932.12-223,466.60-89,333.39

Finding the Fourth Proportional to 161,932.12, 223,466.60 and 89,333.39

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Solution

The fourth proportional to 161,932.12, 223,466.60 and 89,333.39 is: 123,280.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,932.12 : 223,466.60 = 89,333.39 : x
  2. Step 2: Convert to fraction form
    161,932.12/223,466.60 = 89,333.39/x
  3. Step 3: Cross multiply
    161,932.12x = 223,466.60 × 89,333.39
  4. Step 4: Simplify right side
    161,932.12x = 19,963,028,929.77
  5. Step 5: Solve for x
    x = 19,963,028,929.77/161,932.12
  6. Step 6: Final answer
    x = 123,280.23

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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.