Home / 196,904.06-295,341.81-76,938.46

Finding the Fourth Proportional to 196,904.06, 295,341.81 and 76,938.46

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Solution

The fourth proportional to 196,904.06, 295,341.81 and 76,938.46 is: 115,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,904.06 : 295,341.81 = 76,938.46 : x
  2. Step 2: Convert to fraction form
    196,904.06/295,341.81 = 76,938.46/x
  3. Step 3: Cross multiply
    196,904.06x = 295,341.81 × 76,938.46
  4. Step 4: Simplify right side
    196,904.06x = 22,723,144,035.01
  5. Step 5: Solve for x
    x = 22,723,144,035.01/196,904.06
  6. Step 6: Final answer
    x = 115,402.11

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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.