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Finding the Fourth Proportional to 235,767.06, 353,650.72 and 77,995.52

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Solution

The fourth proportional to 235,767.06, 353,650.72 and 77,995.52 is: 116,993.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,767.06 : 353,650.72 = 77,995.52 : x
  2. Step 2: Convert to fraction form
    235,767.06/353,650.72 = 77,995.52/x
  3. Step 3: Cross multiply
    235,767.06x = 353,650.72 × 77,995.52
  4. Step 4: Simplify right side
    235,767.06x = 27,583,171,804.77
  5. Step 5: Solve for x
    x = 27,583,171,804.77/235,767.06
  6. Step 6: Final answer
    x = 116,993.32

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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.