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Finding the Fourth Proportional to 223,209.10, 334,813.66 and 98,525.26

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Solution

The fourth proportional to 223,209.10, 334,813.66 and 98,525.26 is: 147,787.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,209.10 : 334,813.66 = 98,525.26 : x
  2. Step 2: Convert to fraction form
    223,209.10/334,813.66 = 98,525.26/x
  3. Step 3: Cross multiply
    223,209.10x = 334,813.66 × 98,525.26
  4. Step 4: Simplify right side
    223,209.10x = 32,987,602,903.05
  5. Step 5: Solve for x
    x = 32,987,602,903.05/223,209.10
  6. Step 6: Final answer
    x = 147,787.89

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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.