Home / 99,884.07-149,899.82-47,293.47

Finding the Fourth Proportional to 99,884.07, 149,899.82 and 47,293.47

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Solution

The fourth proportional to 99,884.07, 149,899.82 and 47,293.47 is: 70,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,884.07 : 149,899.82 = 47,293.47 : x
  2. Step 2: Convert to fraction form
    99,884.07/149,899.82 = 47,293.47/x
  3. Step 3: Cross multiply
    99,884.07x = 149,899.82 × 47,293.47
  4. Step 4: Simplify right side
    99,884.07x = 7,089,282,403.71
  5. Step 5: Solve for x
    x = 7,089,282,403.71/99,884.07
  6. Step 6: Final answer
    x = 70,975.11

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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.