Home / 234,539.08-323,663.11-127,111.75

Finding the Fourth Proportional to 234,539.08, 323,663.11 and 127,111.75

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Solution

The fourth proportional to 234,539.08, 323,663.11 and 127,111.75 is: 175,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,539.08 : 323,663.11 = 127,111.75 : x
  2. Step 2: Convert to fraction form
    234,539.08/323,663.11 = 127,111.75/x
  3. Step 3: Cross multiply
    234,539.08x = 323,663.11 × 127,111.75
  4. Step 4: Simplify right side
    234,539.08x = 41,141,384,322.54
  5. Step 5: Solve for x
    x = 41,141,384,322.54/234,539.08
  6. Step 6: Final answer
    x = 175,413.77

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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.