Home / 77,303.10-115,778.61-46,073.82

Finding the Fourth Proportional to 77,303.10, 115,778.61 and 46,073.82

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Solution

The fourth proportional to 77,303.10, 115,778.61 and 46,073.82 is: 69,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,303.10 : 115,778.61 = 46,073.82 : x
  2. Step 2: Convert to fraction form
    77,303.10/115,778.61 = 46,073.82/x
  3. Step 3: Cross multiply
    77,303.10x = 115,778.61 × 46,073.82
  4. Step 4: Simplify right side
    77,303.10x = 5,334,362,836.99
  5. Step 5: Solve for x
    x = 5,334,362,836.99/77,303.10
  6. Step 6: Final answer
    x = 69,005.81

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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.