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Finding the Fourth Proportional to 104,695.83, 144,505.91 and 59,400.33

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Solution

The fourth proportional to 104,695.83, 144,505.91 and 59,400.33 is: 81,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,695.83 : 144,505.91 = 59,400.33 : x
  2. Step 2: Convert to fraction form
    104,695.83/144,505.91 = 59,400.33/x
  3. Step 3: Cross multiply
    104,695.83x = 144,505.91 × 59,400.33
  4. Step 4: Simplify right side
    104,695.83x = 8,583,698,443.95
  5. Step 5: Solve for x
    x = 8,583,698,443.95/104,695.83
  6. Step 6: Final answer
    x = 81,987.01

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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.