Home / 53,829.74-74,208.05-37,864.64

Finding the Fourth Proportional to 53,829.74, 74,208.05 and 37,864.64

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Solution

The fourth proportional to 53,829.74, 74,208.05 and 37,864.64 is: 52,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.74 : 74,208.05 = 37,864.64 : x
  2. Step 2: Convert to fraction form
    53,829.74/74,208.05 = 37,864.64/x
  3. Step 3: Cross multiply
    53,829.74x = 74,208.05 × 37,864.64
  4. Step 4: Simplify right side
    53,829.74x = 2,809,860,679.98
  5. Step 5: Solve for x
    x = 2,809,860,679.98/53,829.74
  6. Step 6: Final answer
    x = 52,199.04

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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.