Home / 95,509.18-143,214.32-42,873.34

Finding the Fourth Proportional to 95,509.18, 143,214.32 and 42,873.34

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Solution

The fourth proportional to 95,509.18, 143,214.32 and 42,873.34 is: 64,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,509.18 : 143,214.32 = 42,873.34 : x
  2. Step 2: Convert to fraction form
    95,509.18/143,214.32 = 42,873.34/x
  3. Step 3: Cross multiply
    95,509.18x = 143,214.32 × 42,873.34
  4. Step 4: Simplify right side
    95,509.18x = 6,140,076,234.23
  5. Step 5: Solve for x
    x = 6,140,076,234.23/95,509.18
  6. Step 6: Final answer
    x = 64,287.81

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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.