Home / 190,254.79-262,550.95-109,681.93

Finding the Fourth Proportional to 190,254.79, 262,550.95 and 109,681.93

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Solution

The fourth proportional to 190,254.79, 262,550.95 and 109,681.93 is: 151,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,254.79 : 262,550.95 = 109,681.93 : x
  2. Step 2: Convert to fraction form
    190,254.79/262,550.95 = 109,681.93/x
  3. Step 3: Cross multiply
    190,254.79x = 262,550.95 × 109,681.93
  4. Step 4: Simplify right side
    190,254.79x = 28,797,094,919.33
  5. Step 5: Solve for x
    x = 28,797,094,919.33/190,254.79
  6. Step 6: Final answer
    x = 151,360.68

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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.