Home / 35,990.03-49,666.11-20,074.47

Finding the Fourth Proportional to 35,990.03, 49,666.11 and 20,074.47

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Solution

The fourth proportional to 35,990.03, 49,666.11 and 20,074.47 is: 27,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.03 : 49,666.11 = 20,074.47 : x
  2. Step 2: Convert to fraction form
    35,990.03/49,666.11 = 20,074.47/x
  3. Step 3: Cross multiply
    35,990.03x = 49,666.11 × 20,074.47
  4. Step 4: Simplify right side
    35,990.03x = 997,020,835.21
  5. Step 5: Solve for x
    x = 997,020,835.21/35,990.03
  6. Step 6: Final answer
    x = 27,702.70

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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.