Home / 50,263.07-75,018.50-49,432.71

Finding the Fourth Proportional to 50,263.07, 75,018.50 and 49,432.71

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Solution

The fourth proportional to 50,263.07, 75,018.50 and 49,432.71 is: 73,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,263.07 : 75,018.50 = 49,432.71 : x
  2. Step 2: Convert to fraction form
    50,263.07/75,018.50 = 49,432.71/x
  3. Step 3: Cross multiply
    50,263.07x = 75,018.50 × 49,432.71
  4. Step 4: Simplify right side
    50,263.07x = 3,708,367,835.63
  5. Step 5: Solve for x
    x = 3,708,367,835.63/50,263.07
  6. Step 6: Final answer
    x = 73,779.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.