Home / 98,389.04-147,662.19-51,017.63

Finding the Fourth Proportional to 98,389.04, 147,662.19 and 51,017.63

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Solution

The fourth proportional to 98,389.04, 147,662.19 and 51,017.63 is: 76,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,389.04 : 147,662.19 = 51,017.63 : x
  2. Step 2: Convert to fraction form
    98,389.04/147,662.19 = 51,017.63/x
  3. Step 3: Cross multiply
    98,389.04x = 147,662.19 × 51,017.63
  4. Step 4: Simplify right side
    98,389.04x = 7,533,374,236.10
  5. Step 5: Solve for x
    x = 7,533,374,236.10/98,389.04
  6. Step 6: Final answer
    x = 76,567.21

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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.