Home / 53,783.73-74,219.69-29,909.93

Finding the Fourth Proportional to 53,783.73, 74,219.69 and 29,909.93

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Solution

The fourth proportional to 53,783.73, 74,219.69 and 29,909.93 is: 41,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,783.73 : 74,219.69 = 29,909.93 : x
  2. Step 2: Convert to fraction form
    53,783.73/74,219.69 = 29,909.93/x
  3. Step 3: Cross multiply
    53,783.73x = 74,219.69 × 29,909.93
  4. Step 4: Simplify right side
    53,783.73x = 2,219,905,436.20
  5. Step 5: Solve for x
    x = 2,219,905,436.20/53,783.73
  6. Step 6: Final answer
    x = 41,274.66

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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.