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Finding the Fourth Proportional to 171,868.02, 257,802.03 and 53,548.92

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Solution

The fourth proportional to 171,868.02, 257,802.03 and 53,548.92 is: 80,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,868.02 : 257,802.03 = 53,548.92 : x
  2. Step 2: Convert to fraction form
    171,868.02/257,802.03 = 53,548.92/x
  3. Step 3: Cross multiply
    171,868.02x = 257,802.03 × 53,548.92
  4. Step 4: Simplify right side
    171,868.02x = 13,805,020,280.31
  5. Step 5: Solve for x
    x = 13,805,020,280.31/171,868.02
  6. Step 6: Final answer
    x = 80,323.38

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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.