Home / 77,025.84-106,285.20-43,030.14

Finding the Fourth Proportional to 77,025.84, 106,285.20 and 43,030.14

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Solution

The fourth proportional to 77,025.84, 106,285.20 and 43,030.14 is: 59,375.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,025.84 : 106,285.20 = 43,030.14 : x
  2. Step 2: Convert to fraction form
    77,025.84/106,285.20 = 43,030.14/x
  3. Step 3: Cross multiply
    77,025.84x = 106,285.20 × 43,030.14
  4. Step 4: Simplify right side
    77,025.84x = 4,573,467,035.93
  5. Step 5: Solve for x
    x = 4,573,467,035.93/77,025.84
  6. Step 6: Final answer
    x = 59,375.75

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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.