Home / 107,127.70-160,711.85-43,090.74

Finding the Fourth Proportional to 107,127.70, 160,711.85 and 43,090.74

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Solution

The fourth proportional to 107,127.70, 160,711.85 and 43,090.74 is: 64,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,127.70 : 160,711.85 = 43,090.74 : x
  2. Step 2: Convert to fraction form
    107,127.70/160,711.85 = 43,090.74/x
  3. Step 3: Cross multiply
    107,127.70x = 160,711.85 × 43,090.74
  4. Step 4: Simplify right side
    107,127.70x = 6,925,192,651.00
  5. Step 5: Solve for x
    x = 6,925,192,651.00/107,127.70
  6. Step 6: Final answer
    x = 64,644.28

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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.