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Finding the Fourth Proportional to 171,277.93, 257,210.93 and 105,106.60

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Solution

The fourth proportional to 171,277.93, 257,210.93 and 105,106.60 is: 157,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,277.93 : 257,210.93 = 105,106.60 : x
  2. Step 2: Convert to fraction form
    171,277.93/257,210.93 = 105,106.60/x
  3. Step 3: Cross multiply
    171,277.93x = 257,210.93 × 105,106.60
  4. Step 4: Simplify right side
    171,277.93x = 27,034,566,335.14
  5. Step 5: Solve for x
    x = 27,034,566,335.14/171,277.93
  6. Step 6: Final answer
    x = 157,840.34

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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.