Home / 124,931.37-187,096.75-71,461.24

Finding the Fourth Proportional to 124,931.37, 187,096.75 and 71,461.24

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Solution

The fourth proportional to 124,931.37, 187,096.75 and 71,461.24 is: 107,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,931.37 : 187,096.75 = 71,461.24 : x
  2. Step 2: Convert to fraction form
    124,931.37/187,096.75 = 71,461.24/x
  3. Step 3: Cross multiply
    124,931.37x = 187,096.75 × 71,461.24
  4. Step 4: Simplify right side
    124,931.37x = 13,370,165,754.97
  5. Step 5: Solve for x
    x = 13,370,165,754.97/124,931.37
  6. Step 6: Final answer
    x = 107,020.08

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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.