Home / 34,900.02-48,161.64-20,752.56

Finding the Fourth Proportional to 34,900.02, 48,161.64 and 20,752.56

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Solution

The fourth proportional to 34,900.02, 48,161.64 and 20,752.56 is: 28,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.02 : 48,161.64 = 20,752.56 : x
  2. Step 2: Convert to fraction form
    34,900.02/48,161.64 = 20,752.56/x
  3. Step 3: Cross multiply
    34,900.02x = 48,161.64 × 20,752.56
  4. Step 4: Simplify right side
    34,900.02x = 999,477,323.80
  5. Step 5: Solve for x
    x = 999,477,323.80/34,900.02
  6. Step 6: Final answer
    x = 28,638.30

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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.