Home / 53,474.25-73,813.94-31,118.25

Finding the Fourth Proportional to 53,474.25, 73,813.94 and 31,118.25

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Solution

The fourth proportional to 53,474.25, 73,813.94 and 31,118.25 is: 42,954.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474.25 : 73,813.94 = 31,118.25 : x
  2. Step 2: Convert to fraction form
    53,474.25/73,813.94 = 31,118.25/x
  3. Step 3: Cross multiply
    53,474.25x = 73,813.94 × 31,118.25
  4. Step 4: Simplify right side
    53,474.25x = 2,296,960,482.81
  5. Step 5: Solve for x
    x = 2,296,960,482.81/53,474.25
  6. Step 6: Final answer
    x = 42,954.52

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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.