Home / 141,602.12-212,403.20-58,498.28

Finding the Fourth Proportional to 141,602.12, 212,403.20 and 58,498.28

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Solution

The fourth proportional to 141,602.12, 212,403.20 and 58,498.28 is: 87,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,602.12 : 212,403.20 = 58,498.28 : x
  2. Step 2: Convert to fraction form
    141,602.12/212,403.20 = 58,498.28/x
  3. Step 3: Cross multiply
    141,602.12x = 212,403.20 × 58,498.28
  4. Step 4: Simplify right side
    141,602.12x = 12,425,221,866.50
  5. Step 5: Solve for x
    x = 12,425,221,866.50/141,602.12
  6. Step 6: Final answer
    x = 87,747.43

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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.