Home / 51,095.04-70,520.94-28,739.04

Finding the Fourth Proportional to 51,095.04, 70,520.94 and 28,739.04

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Solution

The fourth proportional to 51,095.04, 70,520.94 and 28,739.04 is: 39,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,095.04 : 70,520.94 = 28,739.04 : x
  2. Step 2: Convert to fraction form
    51,095.04/70,520.94 = 28,739.04/x
  3. Step 3: Cross multiply
    51,095.04x = 70,520.94 × 28,739.04
  4. Step 4: Simplify right side
    51,095.04x = 2,026,704,115.50
  5. Step 5: Solve for x
    x = 2,026,704,115.50/51,095.04
  6. Step 6: Final answer
    x = 39,665.38

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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.