Home / 192,031.74-265,007.43-111,465.90

Finding the Fourth Proportional to 192,031.74, 265,007.43 and 111,465.90

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Solution

The fourth proportional to 192,031.74, 265,007.43 and 111,465.90 is: 153,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,031.74 : 265,007.43 = 111,465.90 : x
  2. Step 2: Convert to fraction form
    192,031.74/265,007.43 = 111,465.90/x
  3. Step 3: Cross multiply
    192,031.74x = 265,007.43 × 111,465.90
  4. Step 4: Simplify right side
    192,031.74x = 29,539,291,691.64
  5. Step 5: Solve for x
    x = 29,539,291,691.64/192,031.74
  6. Step 6: Final answer
    x = 153,825.05

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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.