Home / 140,193.86-210,210-95,874.32

Finding the Fourth Proportional to 140,193.86, 210,210 and 95,874.32

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Solution

The fourth proportional to 140,193.86, 210,210 and 95,874.32 is: 143,756.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,193.86 : 210,210 = 95,874.32 : x
  2. Step 2: Convert to fraction form
    140,193.86/210,210 = 95,874.32/x
  3. Step 3: Cross multiply
    140,193.86x = 210,210 × 95,874.32
  4. Step 4: Simplify right side
    140,193.86x = 20,153,740,807.20
  5. Step 5: Solve for x
    x = 20,153,740,807.20/140,193.86
  6. Step 6: Final answer
    x = 143,756.23

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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.