Home / 51,038.20-70,440.38-36,745.34

Finding the Fourth Proportional to 51,038.20, 70,440.38 and 36,745.34

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Solution

The fourth proportional to 51,038.20, 70,440.38 and 36,745.34 is: 50,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,038.20 : 70,440.38 = 36,745.34 : x
  2. Step 2: Convert to fraction form
    51,038.20/70,440.38 = 36,745.34/x
  3. Step 3: Cross multiply
    51,038.20x = 70,440.38 × 36,745.34
  4. Step 4: Simplify right side
    51,038.20x = 2,588,355,176.90
  5. Step 5: Solve for x
    x = 2,588,355,176.90/51,038.20
  6. Step 6: Final answer
    x = 50,714.08

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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.