Home / 98,577.03-147,759.97-70,411.67

Finding the Fourth Proportional to 98,577.03, 147,759.97 and 70,411.67

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Solution

The fourth proportional to 98,577.03, 147,759.97 and 70,411.67 is: 105,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,577.03 : 147,759.97 = 70,411.67 : x
  2. Step 2: Convert to fraction form
    98,577.03/147,759.97 = 70,411.67/x
  3. Step 3: Cross multiply
    98,577.03x = 147,759.97 × 70,411.67
  4. Step 4: Simplify right side
    98,577.03x = 10,404,026,246.85
  5. Step 5: Solve for x
    x = 10,404,026,246.85/98,577.03
  6. Step 6: Final answer
    x = 105,542.09

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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.