Home / 31,117.03-46,675.69-7,743.47

Finding the Fourth Proportional to 31,117.03, 46,675.69 and 7,743.47

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Solution

The fourth proportional to 31,117.03, 46,675.69 and 7,743.47 is: 11,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,117.03 : 46,675.69 = 7,743.47 : x
  2. Step 2: Convert to fraction form
    31,117.03/46,675.69 = 7,743.47/x
  3. Step 3: Cross multiply
    31,117.03x = 46,675.69 × 7,743.47
  4. Step 4: Simplify right side
    31,117.03x = 361,431,552.51
  5. Step 5: Solve for x
    x = 361,431,552.51/31,117.03
  6. Step 6: Final answer
    x = 11,615.23

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1.5x scale

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.