Home / 96,639.80-144,985.30-34,303.80

Finding the Fourth Proportional to 96,639.80, 144,985.30 and 34,303.80

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Solution

The fourth proportional to 96,639.80, 144,985.30 and 34,303.80 is: 51,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,639.80 : 144,985.30 = 34,303.80 : x
  2. Step 2: Convert to fraction form
    96,639.80/144,985.30 = 34,303.80/x
  3. Step 3: Cross multiply
    96,639.80x = 144,985.30 × 34,303.80
  4. Step 4: Simplify right side
    96,639.80x = 4,973,546,734.14
  5. Step 5: Solve for x
    x = 4,973,546,734.14/96,639.80
  6. Step 6: Final answer
    x = 51,464.79

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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.