Home / 134,187.72-185,368.02-127,101.84

Finding the Fourth Proportional to 134,187.72, 185,368.02 and 127,101.84

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Solution

The fourth proportional to 134,187.72, 185,368.02 and 127,101.84 is: 175,579.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,187.72 : 185,368.02 = 127,101.84 : x
  2. Step 2: Convert to fraction form
    134,187.72/185,368.02 = 127,101.84/x
  3. Step 3: Cross multiply
    134,187.72x = 185,368.02 × 127,101.84
  4. Step 4: Simplify right side
    134,187.72x = 23,560,616,419.16
  5. Step 5: Solve for x
    x = 23,560,616,419.16/134,187.72
  6. Step 6: Final answer
    x = 175,579.53

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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.