Home / 53,659.08-74,124.18-51,034.68

Finding the Fourth Proportional to 53,659.08, 74,124.18 and 51,034.68

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Solution

The fourth proportional to 53,659.08, 74,124.18 and 51,034.68 is: 70,498.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,659.08 : 74,124.18 = 51,034.68 : x
  2. Step 2: Convert to fraction form
    53,659.08/74,124.18 = 51,034.68/x
  3. Step 3: Cross multiply
    53,659.08x = 74,124.18 × 51,034.68
  4. Step 4: Simplify right side
    53,659.08x = 3,782,903,806.56
  5. Step 5: Solve for x
    x = 3,782,903,806.56/53,659.08
  6. Step 6: Final answer
    x = 70,498.86

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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.