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Finding the Fourth Proportional to 183,612.80, 275,467.80 and 65,271.80

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Solution

The fourth proportional to 183,612.80, 275,467.80 and 65,271.80 is: 97,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,612.80 : 275,467.80 = 65,271.80 : x
  2. Step 2: Convert to fraction form
    183,612.80/275,467.80 = 65,271.80/x
  3. Step 3: Cross multiply
    183,612.80x = 275,467.80 × 65,271.80
  4. Step 4: Simplify right side
    183,612.80x = 17,980,279,148.04
  5. Step 5: Solve for x
    x = 17,980,279,148.04/183,612.80
  6. Step 6: Final answer
    x = 97,924.98

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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.