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Finding the Fourth Proportional to 170,340.80, 255,549.60 and 52,017.60

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Solution

The fourth proportional to 170,340.80, 255,549.60 and 52,017.60 is: 78,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,340.80 : 255,549.60 = 52,017.60 : x
  2. Step 2: Convert to fraction form
    170,340.80/255,549.60 = 52,017.60/x
  3. Step 3: Cross multiply
    170,340.80x = 255,549.60 × 52,017.60
  4. Step 4: Simplify right side
    170,340.80x = 13,293,076,872.96
  5. Step 5: Solve for x
    x = 13,293,076,872.96/170,340.80
  6. Step 6: Final answer
    x = 78,038.13

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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.