Home / 74,721.27-111,957.34-61,435.25

Finding the Fourth Proportional to 74,721.27, 111,957.34 and 61,435.25

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Solution

The fourth proportional to 74,721.27, 111,957.34 and 61,435.25 is: 92,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,721.27 : 111,957.34 = 61,435.25 : x
  2. Step 2: Convert to fraction form
    74,721.27/111,957.34 = 61,435.25/x
  3. Step 3: Cross multiply
    74,721.27x = 111,957.34 × 61,435.25
  4. Step 4: Simplify right side
    74,721.27x = 6,878,127,172.24
  5. Step 5: Solve for x
    x = 6,878,127,172.24/74,721.27
  6. Step 6: Final answer
    x = 92,050.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.