Home / 67,730.50-101,507.49-37,743.54

Finding the Fourth Proportional to 67,730.50, 101,507.49 and 37,743.54

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Solution

The fourth proportional to 67,730.50, 101,507.49 and 37,743.54 is: 56,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,730.50 : 101,507.49 = 37,743.54 : x
  2. Step 2: Convert to fraction form
    67,730.50/101,507.49 = 37,743.54/x
  3. Step 3: Cross multiply
    67,730.50x = 101,507.49 × 37,743.54
  4. Step 4: Simplify right side
    67,730.50x = 3,831,252,009.11
  5. Step 5: Solve for x
    x = 3,831,252,009.11/67,730.50
  6. Step 6: Final answer
    x = 56,566.13

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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.