Home / 37,125.15-55,688.64-31,827.14

Finding the Fourth Proportional to 37,125.15, 55,688.64 and 31,827.14

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Solution

The fourth proportional to 37,125.15, 55,688.64 and 31,827.14 is: 47,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,125.15 : 55,688.64 = 31,827.14 : x
  2. Step 2: Convert to fraction form
    37,125.15/55,688.64 = 31,827.14/x
  3. Step 3: Cross multiply
    37,125.15x = 55,688.64 × 31,827.14
  4. Step 4: Simplify right side
    37,125.15x = 1,772,410,141.69
  5. Step 5: Solve for x
    x = 1,772,410,141.69/37,125.15
  6. Step 6: Final answer
    x = 47,741.49

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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.