Home / 77,151.09-115,607.57-52,092.93

Finding the Fourth Proportional to 77,151.09, 115,607.57 and 52,092.93

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Solution

The fourth proportional to 77,151.09, 115,607.57 and 52,092.93 is: 78,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,151.09 : 115,607.57 = 52,092.93 : x
  2. Step 2: Convert to fraction form
    77,151.09/115,607.57 = 52,092.93/x
  3. Step 3: Cross multiply
    77,151.09x = 115,607.57 × 52,092.93
  4. Step 4: Simplify right side
    77,151.09x = 6,022,336,791.02
  5. Step 5: Solve for x
    x = 6,022,336,791.02/77,151.09
  6. Step 6: Final answer
    x = 78,059.00

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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.