Home / 104,736.20-144,511.36-59,403.74

Finding the Fourth Proportional to 104,736.20, 144,511.36 and 59,403.74

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Solution

The fourth proportional to 104,736.20, 144,511.36 and 59,403.74 is: 81,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,736.20 : 144,511.36 = 59,403.74 : x
  2. Step 2: Convert to fraction form
    104,736.20/144,511.36 = 59,403.74/x
  3. Step 3: Cross multiply
    104,736.20x = 144,511.36 × 59,403.74
  4. Step 4: Simplify right side
    104,736.20x = 8,584,514,385.42
  5. Step 5: Solve for x
    x = 8,584,514,385.42/104,736.20
  6. Step 6: Final answer
    x = 81,963.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.