Home / 131,697.02-181,741.89-71,267.67

Finding the Fourth Proportional to 131,697.02, 181,741.89 and 71,267.67

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Solution

The fourth proportional to 131,697.02, 181,741.89 and 71,267.67 is: 98,349.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,697.02 : 181,741.89 = 71,267.67 : x
  2. Step 2: Convert to fraction form
    131,697.02/181,741.89 = 71,267.67/x
  3. Step 3: Cross multiply
    131,697.02x = 181,741.89 × 71,267.67
  4. Step 4: Simplify right side
    131,697.02x = 12,952,320,594.85
  5. Step 5: Solve for x
    x = 12,952,320,594.85/131,697.02
  6. Step 6: Final answer
    x = 98,349.38

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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.