Home / 153,865.46-230,899.16-54,023.09

Finding the Fourth Proportional to 153,865.46, 230,899.16 and 54,023.09

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Solution

The fourth proportional to 153,865.46, 230,899.16 and 54,023.09 is: 81,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,865.46 : 230,899.16 = 54,023.09 : x
  2. Step 2: Convert to fraction form
    153,865.46/230,899.16 = 54,023.09/x
  3. Step 3: Cross multiply
    153,865.46x = 230,899.16 × 54,023.09
  4. Step 4: Simplify right side
    153,865.46x = 12,473,884,676.99
  5. Step 5: Solve for x
    x = 12,473,884,676.99/153,865.46
  6. Step 6: Final answer
    x = 81,070.08

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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.