Home / 98,865.04-148,312.02-28,735.24

Finding the Fourth Proportional to 98,865.04, 148,312.02 and 28,735.24

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Solution

The fourth proportional to 98,865.04, 148,312.02 and 28,735.24 is: 43,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,865.04 : 148,312.02 = 28,735.24 : x
  2. Step 2: Convert to fraction form
    98,865.04/148,312.02 = 28,735.24/x
  3. Step 3: Cross multiply
    98,865.04x = 148,312.02 × 28,735.24
  4. Step 4: Simplify right side
    98,865.04x = 4,261,781,489.58
  5. Step 5: Solve for x
    x = 4,261,781,489.58/98,865.04
  6. Step 6: Final answer
    x = 43,107.06

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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.