Home / 52,295.12-72,117.60-34,405.28

Finding the Fourth Proportional to 52,295.12, 72,117.60 and 34,405.28

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Solution

The fourth proportional to 52,295.12, 72,117.60 and 34,405.28 is: 47,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.12 : 72,117.60 = 34,405.28 : x
  2. Step 2: Convert to fraction form
    52,295.12/72,117.60 = 34,405.28/x
  3. Step 3: Cross multiply
    52,295.12x = 72,117.60 × 34,405.28
  4. Step 4: Simplify right side
    52,295.12x = 2,481,226,220.93
  5. Step 5: Solve for x
    x = 2,481,226,220.93/52,295.12
  6. Step 6: Final answer
    x = 47,446.61

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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.