Home / 105,039.62-156,889.64-95,028.93

Finding the Fourth Proportional to 105,039.62, 156,889.64 and 95,028.93

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Solution

The fourth proportional to 105,039.62, 156,889.64 and 95,028.93 is: 141,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,039.62 : 156,889.64 = 95,028.93 : x
  2. Step 2: Convert to fraction form
    105,039.62/156,889.64 = 95,028.93/x
  3. Step 3: Cross multiply
    105,039.62x = 156,889.64 × 95,028.93
  4. Step 4: Simplify right side
    105,039.62x = 14,909,054,854.86
  5. Step 5: Solve for x
    x = 14,909,054,854.86/105,039.62
  6. Step 6: Final answer
    x = 141,937.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.