Home / 151,119.02-208,536.01-83,125.02

Finding the Fourth Proportional to 151,119.02, 208,536.01 and 83,125.02

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Solution

The fourth proportional to 151,119.02, 208,536.01 and 83,125.02 is: 114,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,119.02 : 208,536.01 = 83,125.02 : x
  2. Step 2: Convert to fraction form
    151,119.02/208,536.01 = 83,125.02/x
  3. Step 3: Cross multiply
    151,119.02x = 208,536.01 × 83,125.02
  4. Step 4: Simplify right side
    151,119.02x = 17,334,560,001.97
  5. Step 5: Solve for x
    x = 17,334,560,001.97/151,119.02
  6. Step 6: Final answer
    x = 114,708.00

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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.