Home / 38,070.03-57,085.33-20,295.92

Finding the Fourth Proportional to 38,070.03, 57,085.33 and 20,295.92

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Solution

The fourth proportional to 38,070.03, 57,085.33 and 20,295.92 is: 30,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.03 : 57,085.33 = 20,295.92 : x
  2. Step 2: Convert to fraction form
    38,070.03/57,085.33 = 20,295.92/x
  3. Step 3: Cross multiply
    38,070.03x = 57,085.33 × 20,295.92
  4. Step 4: Simplify right side
    38,070.03x = 1,158,599,156.86
  5. Step 5: Solve for x
    x = 1,158,599,156.86/38,070.03
  6. Step 6: Final answer
    x = 30,433.36

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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.