Home / 199,449.95-275,100.03-118,815.26

Finding the Fourth Proportional to 199,449.95, 275,100.03 and 118,815.26

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Solution

The fourth proportional to 199,449.95, 275,100.03 and 118,815.26 is: 163,881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,449.95 : 275,100.03 = 118,815.26 : x
  2. Step 2: Convert to fraction form
    199,449.95/275,100.03 = 118,815.26/x
  3. Step 3: Cross multiply
    199,449.95x = 275,100.03 × 118,815.26
  4. Step 4: Simplify right side
    199,449.95x = 32,686,080,214.96
  5. Step 5: Solve for x
    x = 32,686,080,214.96/199,449.95
  6. Step 6: Final answer
    x = 163,881.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.