Home / 98,975.41-148,451.23-27,903.40

Finding the Fourth Proportional to 98,975.41, 148,451.23 and 27,903.40

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Solution

The fourth proportional to 98,975.41, 148,451.23 and 27,903.40 is: 41,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,975.41 : 148,451.23 = 27,903.40 : x
  2. Step 2: Convert to fraction form
    98,975.41/148,451.23 = 27,903.40/x
  3. Step 3: Cross multiply
    98,975.41x = 148,451.23 × 27,903.40
  4. Step 4: Simplify right side
    98,975.41x = 4,142,294,051.18
  5. Step 5: Solve for x
    x = 4,142,294,051.18/98,975.41
  6. Step 6: Final answer
    x = 41,851.75

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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.