Home / 161,580.06-222,992.55-93,615.30

Finding the Fourth Proportional to 161,580.06, 222,992.55 and 93,615.30

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Solution

The fourth proportional to 161,580.06, 222,992.55 and 93,615.30 is: 129,196.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,580.06 : 222,992.55 = 93,615.30 : x
  2. Step 2: Convert to fraction form
    161,580.06/222,992.55 = 93,615.30/x
  3. Step 3: Cross multiply
    161,580.06x = 222,992.55 × 93,615.30
  4. Step 4: Simplify right side
    161,580.06x = 20,875,514,466.02
  5. Step 5: Solve for x
    x = 20,875,514,466.02/161,580.06
  6. Step 6: Final answer
    x = 129,196.11

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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.