Home / 77,040.16-106,314.12-43,049.14

Finding the Fourth Proportional to 77,040.16, 106,314.12 and 43,049.14

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Solution

The fourth proportional to 77,040.16, 106,314.12 and 43,049.14 is: 59,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,040.16 : 106,314.12 = 43,049.14 : x
  2. Step 2: Convert to fraction form
    77,040.16/106,314.12 = 43,049.14/x
  3. Step 3: Cross multiply
    77,040.16x = 106,314.12 × 43,049.14
  4. Step 4: Simplify right side
    77,040.16x = 4,576,731,435.86
  5. Step 5: Solve for x
    x = 4,576,731,435.86/77,040.16
  6. Step 6: Final answer
    x = 59,407.09

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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.