Home / 190,208.83-262,484.95-105,324.07

Finding the Fourth Proportional to 190,208.83, 262,484.95 and 105,324.07

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Solution

The fourth proportional to 190,208.83, 262,484.95 and 105,324.07 is: 145,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,208.83 : 262,484.95 = 105,324.07 : x
  2. Step 2: Convert to fraction form
    190,208.83/262,484.95 = 105,324.07/x
  3. Step 3: Cross multiply
    190,208.83x = 262,484.95 × 105,324.07
  4. Step 4: Simplify right side
    190,208.83x = 27,645,983,247.75
  5. Step 5: Solve for x
    x = 27,645,983,247.75/190,208.83
  6. Step 6: Final answer
    x = 145,345.43

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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.