Home / 70,830.77-106,350.84-47,285.01

Finding the Fourth Proportional to 70,830.77, 106,350.84 and 47,285.01

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Solution

The fourth proportional to 70,830.77, 106,350.84 and 47,285.01 is: 70,997.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,830.77 : 106,350.84 = 47,285.01 : x
  2. Step 2: Convert to fraction form
    70,830.77/106,350.84 = 47,285.01/x
  3. Step 3: Cross multiply
    70,830.77x = 106,350.84 × 47,285.01
  4. Step 4: Simplify right side
    70,830.77x = 5,028,800,532.91
  5. Step 5: Solve for x
    x = 5,028,800,532.91/70,830.77
  6. Step 6: Final answer
    x = 70,997.41

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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.