Home / 193,675.51-267,228.40-117,192.68

Finding the Fourth Proportional to 193,675.51, 267,228.40 and 117,192.68

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Solution

The fourth proportional to 193,675.51, 267,228.40 and 117,192.68 is: 161,699.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,675.51 : 267,228.40 = 117,192.68 : x
  2. Step 2: Convert to fraction form
    193,675.51/267,228.40 = 117,192.68/x
  3. Step 3: Cross multiply
    193,675.51x = 267,228.40 × 117,192.68
  4. Step 4: Simplify right side
    193,675.51x = 31,317,211,031.97
  5. Step 5: Solve for x
    x = 31,317,211,031.97/193,675.51
  6. Step 6: Final answer
    x = 161,699.39

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1.5x scale

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.