Home / 190,366.16-262,635.80-113,887.46

Finding the Fourth Proportional to 190,366.16, 262,635.80 and 113,887.46

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Solution

The fourth proportional to 190,366.16, 262,635.80 and 113,887.46 is: 157,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366.16 : 262,635.80 = 113,887.46 : x
  2. Step 2: Convert to fraction form
    190,366.16/262,635.80 = 113,887.46/x
  3. Step 3: Cross multiply
    190,366.16x = 262,635.80 × 113,887.46
  4. Step 4: Simplify right side
    190,366.16x = 29,910,924,254.22
  5. Step 5: Solve for x
    x = 29,910,924,254.22/190,366.16
  6. Step 6: Final answer
    x = 157,123.12

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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.