Home / 53,113.03-79,611.23-18,026.26

Finding the Fourth Proportional to 53,113.03, 79,611.23 and 18,026.26

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Solution

The fourth proportional to 53,113.03, 79,611.23 and 18,026.26 is: 27,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,113.03 : 79,611.23 = 18,026.26 : x
  2. Step 2: Convert to fraction form
    53,113.03/79,611.23 = 18,026.26/x
  3. Step 3: Cross multiply
    53,113.03x = 79,611.23 × 18,026.26
  4. Step 4: Simplify right side
    53,113.03x = 1,435,092,640.77
  5. Step 5: Solve for x
    x = 1,435,092,640.77/53,113.03
  6. Step 6: Final answer
    x = 27,019.60

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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.