Home / 104,515.52-144,235.08-59,194.80

Finding the Fourth Proportional to 104,515.52, 144,235.08 and 59,194.80

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Solution

The fourth proportional to 104,515.52, 144,235.08 and 59,194.80 is: 81,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,515.52 : 144,235.08 = 59,194.80 : x
  2. Step 2: Convert to fraction form
    104,515.52/144,235.08 = 59,194.80/x
  3. Step 3: Cross multiply
    104,515.52x = 144,235.08 × 59,194.80
  4. Step 4: Simplify right side
    104,515.52x = 8,537,966,713.58
  5. Step 5: Solve for x
    x = 8,537,966,713.58/104,515.52
  6. Step 6: Final answer
    x = 81,690.90

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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.