Home / 96,911.40-145,410.30-44,293.80

Finding the Fourth Proportional to 96,911.40, 145,410.30 and 44,293.80

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Solution

The fourth proportional to 96,911.40, 145,410.30 and 44,293.80 is: 66,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,911.40 : 145,410.30 = 44,293.80 : x
  2. Step 2: Convert to fraction form
    96,911.40/145,410.30 = 44,293.80/x
  3. Step 3: Cross multiply
    96,911.40x = 145,410.30 × 44,293.80
  4. Step 4: Simplify right side
    96,911.40x = 6,440,774,746.14
  5. Step 5: Solve for x
    x = 6,440,774,746.14/96,911.40
  6. Step 6: Final answer
    x = 66,460.44

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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.