Home / 193,877.55-267,688.80-140,405.40

Finding the Fourth Proportional to 193,877.55, 267,688.80 and 140,405.40

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Solution

The fourth proportional to 193,877.55, 267,688.80 and 140,405.40 is: 193,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,877.55 : 267,688.80 = 140,405.40 : x
  2. Step 2: Convert to fraction form
    193,877.55/267,688.80 = 140,405.40/x
  3. Step 3: Cross multiply
    193,877.55x = 267,688.80 × 140,405.40
  4. Step 4: Simplify right side
    193,877.55x = 37,584,953,039.52
  5. Step 5: Solve for x
    x = 37,584,953,039.52/193,877.55
  6. Step 6: Final answer
    x = 193,859.23

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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.