Home / 234,541.21-323,666.77-127,111.23

Finding the Fourth Proportional to 234,541.21, 323,666.77 and 127,111.23

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Solution

The fourth proportional to 234,541.21, 323,666.77 and 127,111.23 is: 175,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,541.21 : 323,666.77 = 127,111.23 : x
  2. Step 2: Convert to fraction form
    234,541.21/323,666.77 = 127,111.23/x
  3. Step 3: Cross multiply
    234,541.21x = 323,666.77 × 127,111.23
  4. Step 4: Simplify right side
    234,541.21x = 41,141,681,244.83
  5. Step 5: Solve for x
    x = 41,141,681,244.83/234,541.21
  6. Step 6: Final answer
    x = 175,413.44

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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.