Home / 193,618.02-267,161.52-121,012.35

Finding the Fourth Proportional to 193,618.02, 267,161.52 and 121,012.35

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Solution

The fourth proportional to 193,618.02, 267,161.52 and 121,012.35 is: 166,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,618.02 : 267,161.52 = 121,012.35 : x
  2. Step 2: Convert to fraction form
    193,618.02/267,161.52 = 121,012.35/x
  3. Step 3: Cross multiply
    193,618.02x = 267,161.52 × 121,012.35
  4. Step 4: Simplify right side
    193,618.02x = 32,329,843,364.77
  5. Step 5: Solve for x
    x = 32,329,843,364.77/193,618.02
  6. Step 6: Final answer
    x = 166,977.45

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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.