Home / 202,094.98-278,887.39-111,459.35

Finding the Fourth Proportional to 202,094.98, 278,887.39 and 111,459.35

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Solution

The fourth proportional to 202,094.98, 278,887.39 and 111,459.35 is: 153,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,094.98 : 278,887.39 = 111,459.35 : x
  2. Step 2: Convert to fraction form
    202,094.98/278,887.39 = 111,459.35/x
  3. Step 3: Cross multiply
    202,094.98x = 278,887.39 × 111,459.35
  4. Step 4: Simplify right side
    202,094.98x = 31,084,607,631.17
  5. Step 5: Solve for x
    x = 31,084,607,631.17/202,094.98
  6. Step 6: Final answer
    x = 153,811.88

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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.