Home / 193,154.32-265,966.68-171,330.40

Finding the Fourth Proportional to 193,154.32, 265,966.68 and 171,330.40

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Solution

The fourth proportional to 193,154.32, 265,966.68 and 171,330.40 is: 235,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,154.32 : 265,966.68 = 171,330.40 : x
  2. Step 2: Convert to fraction form
    193,154.32/265,966.68 = 171,330.40/x
  3. Step 3: Cross multiply
    193,154.32x = 265,966.68 × 171,330.40
  4. Step 4: Simplify right side
    193,154.32x = 45,568,177,671.07
  5. Step 5: Solve for x
    x = 45,568,177,671.07/193,154.32
  6. Step 6: Final answer
    x = 235,915.91

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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.