Home / 193,153.20-289,729.80-163,701.60

Finding the Fourth Proportional to 193,153.20, 289,729.80 and 163,701.60

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Solution

The fourth proportional to 193,153.20, 289,729.80 and 163,701.60 is: 245,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,153.20 : 289,729.80 = 163,701.60 : x
  2. Step 2: Convert to fraction form
    193,153.20/289,729.80 = 163,701.60/x
  3. Step 3: Cross multiply
    193,153.20x = 289,729.80 × 163,701.60
  4. Step 4: Simplify right side
    193,153.20x = 47,429,231,827.68
  5. Step 5: Solve for x
    x = 47,429,231,827.68/193,153.20
  6. Step 6: Final answer
    x = 245,552.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.