Home / 74,509.66-111,837.93-54,732.70

Finding the Fourth Proportional to 74,509.66, 111,837.93 and 54,732.70

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Solution

The fourth proportional to 74,509.66, 111,837.93 and 54,732.70 is: 82,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,509.66 : 111,837.93 = 54,732.70 : x
  2. Step 2: Convert to fraction form
    74,509.66/111,837.93 = 54,732.70/x
  3. Step 3: Cross multiply
    74,509.66x = 111,837.93 × 54,732.70
  4. Step 4: Simplify right side
    74,509.66x = 6,121,191,871.31
  5. Step 5: Solve for x
    x = 6,121,191,871.31/74,509.66
  6. Step 6: Final answer
    x = 82,153.00

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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.