Home / 53,551.05-73,900.64-29,678.13

Finding the Fourth Proportional to 53,551.05, 73,900.64 and 29,678.13

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Solution

The fourth proportional to 53,551.05, 73,900.64 and 29,678.13 is: 40,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.05 : 73,900.64 = 29,678.13 : x
  2. Step 2: Convert to fraction form
    53,551.05/73,900.64 = 29,678.13/x
  3. Step 3: Cross multiply
    53,551.05x = 73,900.64 × 29,678.13
  4. Step 4: Simplify right side
    53,551.05x = 2,193,232,652.61
  5. Step 5: Solve for x
    x = 2,193,232,652.61/53,551.05
  6. Step 6: Final answer
    x = 40,955.92

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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.