Home / 190,018.61-262,111.44-125,488.44

Finding the Fourth Proportional to 190,018.61, 262,111.44 and 125,488.44

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Solution

The fourth proportional to 190,018.61, 262,111.44 and 125,488.44 is: 173,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,018.61 : 262,111.44 = 125,488.44 : x
  2. Step 2: Convert to fraction form
    190,018.61/262,111.44 = 125,488.44/x
  3. Step 3: Cross multiply
    190,018.61x = 262,111.44 × 125,488.44
  4. Step 4: Simplify right side
    190,018.61x = 32,891,954,429.03
  5. Step 5: Solve for x
    x = 32,891,954,429.03/190,018.61
  6. Step 6: Final answer
    x = 173,098.60

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1.5x scale

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.