Home / 129,534-194,307.48-122,717.04

Finding the Fourth Proportional to 129,534, 194,307.48 and 122,717.04

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Solution

The fourth proportional to 129,534, 194,307.48 and 122,717.04 is: 184,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,534 : 194,307.48 = 122,717.04 : x
  2. Step 2: Convert to fraction form
    129,534/194,307.48 = 122,717.04/x
  3. Step 3: Cross multiply
    129,534x = 194,307.48 × 122,717.04
  4. Step 4: Simplify right side
    129,534x = 23,844,838,795.46
  5. Step 5: Solve for x
    x = 23,844,838,795.46/129,534
  6. Step 6: Final answer
    x = 184,081.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.