Home / 85,536.64-128,305.41-23,207.14

Finding the Fourth Proportional to 85,536.64, 128,305.41 and 23,207.14

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Solution

The fourth proportional to 85,536.64, 128,305.41 and 23,207.14 is: 34,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,536.64 : 128,305.41 = 23,207.14 : x
  2. Step 2: Convert to fraction form
    85,536.64/128,305.41 = 23,207.14/x
  3. Step 3: Cross multiply
    85,536.64x = 128,305.41 × 23,207.14
  4. Step 4: Simplify right side
    85,536.64x = 2,977,601,612.63
  5. Step 5: Solve for x
    x = 2,977,601,612.63/85,536.64
  6. Step 6: Final answer
    x = 34,810.83

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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.