Home / 199,147.60-274,925.28-134,955.96

Finding the Fourth Proportional to 199,147.60, 274,925.28 and 134,955.96

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Solution

The fourth proportional to 199,147.60, 274,925.28 and 134,955.96 is: 186,308.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,147.60 : 274,925.28 = 134,955.96 : x
  2. Step 2: Convert to fraction form
    199,147.60/274,925.28 = 134,955.96/x
  3. Step 3: Cross multiply
    199,147.60x = 274,925.28 × 134,955.96
  4. Step 4: Simplify right side
    199,147.60x = 37,102,805,090.67
  5. Step 5: Solve for x
    x = 37,102,805,090.67/199,147.60
  6. Step 6: Final answer
    x = 186,308.07

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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.