Home / 190,364.84-262,670.18-108,655.79

Finding the Fourth Proportional to 190,364.84, 262,670.18 and 108,655.79

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Solution

The fourth proportional to 190,364.84, 262,670.18 and 108,655.79 is: 149,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,364.84 : 262,670.18 = 108,655.79 : x
  2. Step 2: Convert to fraction form
    190,364.84/262,670.18 = 108,655.79/x
  3. Step 3: Cross multiply
    190,364.84x = 262,670.18 × 108,655.79
  4. Step 4: Simplify right side
    190,364.84x = 28,540,634,060.71
  5. Step 5: Solve for x
    x = 28,540,634,060.71/190,364.84
  6. Step 6: Final answer
    x = 149,925.98

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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.