Home / 116,819.15-161,210.30-63,104.13

Finding the Fourth Proportional to 116,819.15, 161,210.30 and 63,104.13

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Solution

The fourth proportional to 116,819.15, 161,210.30 and 63,104.13 is: 87,083.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,819.15 : 161,210.30 = 63,104.13 : x
  2. Step 2: Convert to fraction form
    116,819.15/161,210.30 = 63,104.13/x
  3. Step 3: Cross multiply
    116,819.15x = 161,210.30 × 63,104.13
  4. Step 4: Simplify right side
    116,819.15x = 10,173,035,413.02
  5. Step 5: Solve for x
    x = 10,173,035,413.02/116,819.15
  6. Step 6: Final answer
    x = 87,083.63

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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.