Home / 52,118.80-78,210.96-29,975.38

Finding the Fourth Proportional to 52,118.80, 78,210.96 and 29,975.38

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Solution

The fourth proportional to 52,118.80, 78,210.96 and 29,975.38 is: 44,981.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118.80 : 78,210.96 = 29,975.38 : x
  2. Step 2: Convert to fraction form
    52,118.80/78,210.96 = 29,975.38/x
  3. Step 3: Cross multiply
    52,118.80x = 78,210.96 × 29,975.38
  4. Step 4: Simplify right side
    52,118.80x = 2,344,403,246.16
  5. Step 5: Solve for x
    x = 2,344,403,246.16/52,118.80
  6. Step 6: Final answer
    x = 44,981.91

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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.