Home / 53,371.36-79,946.31-31,117.24

Finding the Fourth Proportional to 53,371.36, 79,946.31 and 31,117.24

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Solution

The fourth proportional to 53,371.36, 79,946.31 and 31,117.24 is: 46,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,371.36 : 79,946.31 = 31,117.24 : x
  2. Step 2: Convert to fraction form
    53,371.36/79,946.31 = 31,117.24/x
  3. Step 3: Cross multiply
    53,371.36x = 79,946.31 × 31,117.24
  4. Step 4: Simplify right side
    53,371.36x = 2,487,708,315.52
  5. Step 5: Solve for x
    x = 2,487,708,315.52/53,371.36
  6. Step 6: Final answer
    x = 46,611.30

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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.