Home / 35,181.80-52,772.70-19,435.40

Finding the Fourth Proportional to 35,181.80, 52,772.70 and 19,435.40

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Solution

The fourth proportional to 35,181.80, 52,772.70 and 19,435.40 is: 29,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,181.80 : 52,772.70 = 19,435.40 : x
  2. Step 2: Convert to fraction form
    35,181.80/52,772.70 = 19,435.40/x
  3. Step 3: Cross multiply
    35,181.80x = 52,772.70 × 19,435.40
  4. Step 4: Simplify right side
    35,181.80x = 1,025,658,533.58
  5. Step 5: Solve for x
    x = 1,025,658,533.58/35,181.80
  6. Step 6: Final answer
    x = 29,153.10

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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.