Home / 190,009.36-262,098.69-125,479.24

Finding the Fourth Proportional to 190,009.36, 262,098.69 and 125,479.24

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Solution

The fourth proportional to 190,009.36, 262,098.69 and 125,479.24 is: 173,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,009.36 : 262,098.69 = 125,479.24 : x
  2. Step 2: Convert to fraction form
    190,009.36/262,098.69 = 125,479.24/x
  3. Step 3: Cross multiply
    190,009.36x = 262,098.69 × 125,479.24
  4. Step 4: Simplify right side
    190,009.36x = 32,887,944,426.20
  5. Step 5: Solve for x
    x = 32,887,944,426.20/190,009.36
  6. Step 6: Final answer
    x = 173,085.92

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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.