Home / 53,488.26-73,813.80-31,132.26

Finding the Fourth Proportional to 53,488.26, 73,813.80 and 31,132.26

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Solution

The fourth proportional to 53,488.26, 73,813.80 and 31,132.26 is: 42,962.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,488.26 : 73,813.80 = 31,132.26 : x
  2. Step 2: Convert to fraction form
    53,488.26/73,813.80 = 31,132.26/x
  3. Step 3: Cross multiply
    53,488.26x = 73,813.80 × 31,132.26
  4. Step 4: Simplify right side
    53,488.26x = 2,297,990,413.19
  5. Step 5: Solve for x
    x = 2,297,990,413.19/53,488.26
  6. Step 6: Final answer
    x = 42,962.52

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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.