Home / 140,735.70-211,117.40-40,896.77

Finding the Fourth Proportional to 140,735.70, 211,117.40 and 40,896.77

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Solution

The fourth proportional to 140,735.70, 211,117.40 and 40,896.77 is: 61,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,735.70 : 211,117.40 = 40,896.77 : x
  2. Step 2: Convert to fraction form
    140,735.70/211,117.40 = 40,896.77/x
  3. Step 3: Cross multiply
    140,735.70x = 211,117.40 × 40,896.77
  4. Step 4: Simplify right side
    140,735.70x = 8,634,018,490.73
  5. Step 5: Solve for x
    x = 8,634,018,490.73/140,735.70
  6. Step 6: Final answer
    x = 61,349.17

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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.