Home / 53,455.46-80,106.64-30,032.69

Finding the Fourth Proportional to 53,455.46, 80,106.64 and 30,032.69

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Solution

The fourth proportional to 53,455.46, 80,106.64 and 30,032.69 is: 45,006.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.46 : 80,106.64 = 30,032.69 : x
  2. Step 2: Convert to fraction form
    53,455.46/80,106.64 = 30,032.69/x
  3. Step 3: Cross multiply
    53,455.46x = 80,106.64 × 30,032.69
  4. Step 4: Simplify right side
    53,455.46x = 2,405,817,410.45
  5. Step 5: Solve for x
    x = 2,405,817,410.45/53,455.46
  6. Step 6: Final answer
    x = 45,006.02

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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.