Home / 105,063.30-144,981.70-59,735.03

Finding the Fourth Proportional to 105,063.30, 144,981.70 and 59,735.03

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Solution

The fourth proportional to 105,063.30, 144,981.70 and 59,735.03 is: 82,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,063.30 : 144,981.70 = 59,735.03 : x
  2. Step 2: Convert to fraction form
    105,063.30/144,981.70 = 59,735.03/x
  3. Step 3: Cross multiply
    105,063.30x = 144,981.70 × 59,735.03
  4. Step 4: Simplify right side
    105,063.30x = 8,660,485,324.70
  5. Step 5: Solve for x
    x = 8,660,485,324.70/105,063.30
  6. Step 6: Final answer
    x = 82,431.12

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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.