Home / 77,353.74-115,921.14-32,935.77

Finding the Fourth Proportional to 77,353.74, 115,921.14 and 32,935.77

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Solution

The fourth proportional to 77,353.74, 115,921.14 and 32,935.77 is: 49,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,353.74 : 115,921.14 = 32,935.77 : x
  2. Step 2: Convert to fraction form
    77,353.74/115,921.14 = 32,935.77/x
  3. Step 3: Cross multiply
    77,353.74x = 115,921.14 × 32,935.77
  4. Step 4: Simplify right side
    77,353.74x = 3,817,952,005.18
  5. Step 5: Solve for x
    x = 3,817,952,005.18/77,353.74
  6. Step 6: Final answer
    x = 49,357.04

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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.