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Finding the Fourth Proportional to 55,477.80, 83,203.20 and 16,030.80

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Solution

The fourth proportional to 55,477.80, 83,203.20 and 16,030.80 is: 24,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.80 : 83,203.20 = 16,030.80 : x
  2. Step 2: Convert to fraction form
    55,477.80/83,203.20 = 16,030.80/x
  3. Step 3: Cross multiply
    55,477.80x = 83,203.20 × 16,030.80
  4. Step 4: Simplify right side
    55,477.80x = 1,333,813,858.56
  5. Step 5: Solve for x
    x = 1,333,813,858.56/55,477.80
  6. Step 6: Final answer
    x = 24,042.30

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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.