Home / 134,066.84-184,967.21-75,915.66

Finding the Fourth Proportional to 134,066.84, 184,967.21 and 75,915.66

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Solution

The fourth proportional to 134,066.84, 184,967.21 and 75,915.66 is: 104,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,066.84 : 184,967.21 = 75,915.66 : x
  2. Step 2: Convert to fraction form
    134,066.84/184,967.21 = 75,915.66/x
  3. Step 3: Cross multiply
    134,066.84x = 184,967.21 × 75,915.66
  4. Step 4: Simplify right side
    134,066.84x = 14,041,906,900.67
  5. Step 5: Solve for x
    x = 14,041,906,900.67/134,066.84
  6. Step 6: Final answer
    x = 104,738.11

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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.