Home / 52,050.86-78,076.93-18,317.88

Finding the Fourth Proportional to 52,050.86, 78,076.93 and 18,317.88

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Solution

The fourth proportional to 52,050.86, 78,076.93 and 18,317.88 is: 27,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,050.86 : 78,076.93 = 18,317.88 : x
  2. Step 2: Convert to fraction form
    52,050.86/78,076.93 = 18,317.88/x
  3. Step 3: Cross multiply
    52,050.86x = 78,076.93 × 18,317.88
  4. Step 4: Simplify right side
    52,050.86x = 1,430,203,834.51
  5. Step 5: Solve for x
    x = 1,430,203,834.51/52,050.86
  6. Step 6: Final answer
    x = 27,477.05

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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.