Home / 98,247.69-147,389.36-56,175.21

Finding the Fourth Proportional to 98,247.69, 147,389.36 and 56,175.21

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Solution

The fourth proportional to 98,247.69, 147,389.36 and 56,175.21 is: 84,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,247.69 : 147,389.36 = 56,175.21 : x
  2. Step 2: Convert to fraction form
    98,247.69/147,389.36 = 56,175.21/x
  3. Step 3: Cross multiply
    98,247.69x = 147,389.36 × 56,175.21
  4. Step 4: Simplify right side
    98,247.69x = 8,279,627,968.89
  5. Step 5: Solve for x
    x = 8,279,627,968.89/98,247.69
  6. Step 6: Final answer
    x = 84,273.00

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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.