Home / 161,187.11-222,466.58-93,193.28

Finding the Fourth Proportional to 161,187.11, 222,466.58 and 93,193.28

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Solution

The fourth proportional to 161,187.11, 222,466.58 and 93,193.28 is: 128,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,187.11 : 222,466.58 = 93,193.28 : x
  2. Step 2: Convert to fraction form
    161,187.11/222,466.58 = 93,193.28/x
  3. Step 3: Cross multiply
    161,187.11x = 222,466.58 × 93,193.28
  4. Step 4: Simplify right side
    161,187.11x = 20,732,390,875.28
  5. Step 5: Solve for x
    x = 20,732,390,875.28/161,187.11
  6. Step 6: Final answer
    x = 128,623.13

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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.