Home / 171,469.32-257,110.02-53,107.80

Finding the Fourth Proportional to 171,469.32, 257,110.02 and 53,107.80

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Solution

The fourth proportional to 171,469.32, 257,110.02 and 53,107.80 is: 79,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,469.32 : 257,110.02 = 53,107.80 : x
  2. Step 2: Convert to fraction form
    171,469.32/257,110.02 = 53,107.80/x
  3. Step 3: Cross multiply
    171,469.32x = 257,110.02 × 53,107.80
  4. Step 4: Simplify right side
    171,469.32x = 13,654,547,520.16
  5. Step 5: Solve for x
    x = 13,654,547,520.16/171,469.32
  6. Step 6: Final answer
    x = 79,632.60

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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.