Home / 44,401.35-66,555.50-20,689.35

Finding the Fourth Proportional to 44,401.35, 66,555.50 and 20,689.35

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Solution

The fourth proportional to 44,401.35, 66,555.50 and 20,689.35 is: 31,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,401.35 : 66,555.50 = 20,689.35 : x
  2. Step 2: Convert to fraction form
    44,401.35/66,555.50 = 20,689.35/x
  3. Step 3: Cross multiply
    44,401.35x = 66,555.50 × 20,689.35
  4. Step 4: Simplify right side
    44,401.35x = 1,376,989,701.15
  5. Step 5: Solve for x
    x = 1,376,989,701.15/44,401.35
  6. Step 6: Final answer
    x = 31,012.34

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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.