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Finding the Fourth Proportional to 23,430.73, 32,334 and 14,354.68

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Solution

The fourth proportional to 23,430.73, 32,334 and 14,354.68 is: 19,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.73 : 32,334 = 14,354.68 : x
  2. Step 2: Convert to fraction form
    23,430.73/32,334 = 14,354.68/x
  3. Step 3: Cross multiply
    23,430.73x = 32,334 × 14,354.68
  4. Step 4: Simplify right side
    23,430.73x = 464,144,223.12
  5. Step 5: Solve for x
    x = 464,144,223.12/23,430.73
  6. Step 6: Final answer
    x = 19,809.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.