Home / 54,174.52-74,730.75-31,510.96

Finding the Fourth Proportional to 54,174.52, 74,730.75 and 31,510.96

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Solution

The fourth proportional to 54,174.52, 74,730.75 and 31,510.96 is: 43,467.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,174.52 : 74,730.75 = 31,510.96 : x
  2. Step 2: Convert to fraction form
    54,174.52/74,730.75 = 31,510.96/x
  3. Step 3: Cross multiply
    54,174.52x = 74,730.75 × 31,510.96
  4. Step 4: Simplify right side
    54,174.52x = 2,354,837,674.02
  5. Step 5: Solve for x
    x = 2,354,837,674.02/54,174.52
  6. Step 6: Final answer
    x = 43,467.62

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1.5x scale

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.