Home / 85,367.34-128,051.04-23,037.84

Finding the Fourth Proportional to 85,367.34, 128,051.04 and 23,037.84

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Solution

The fourth proportional to 85,367.34, 128,051.04 and 23,037.84 is: 34,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,367.34 : 128,051.04 = 23,037.84 : x
  2. Step 2: Convert to fraction form
    85,367.34/128,051.04 = 23,037.84/x
  3. Step 3: Cross multiply
    85,367.34x = 128,051.04 × 23,037.84
  4. Step 4: Simplify right side
    85,367.34x = 2,950,019,371.35
  5. Step 5: Solve for x
    x = 2,950,019,371.35/85,367.34
  6. Step 6: Final answer
    x = 34,556.77

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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.