Home / 195,038.09-292,084.19-134,897.78

Finding the Fourth Proportional to 195,038.09, 292,084.19 and 134,897.78

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Solution

The fourth proportional to 195,038.09, 292,084.19 and 134,897.78 is: 202,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,038.09 : 292,084.19 = 134,897.78 : x
  2. Step 2: Convert to fraction form
    195,038.09/292,084.19 = 134,897.78/x
  3. Step 3: Cross multiply
    195,038.09x = 292,084.19 × 134,897.78
  4. Step 4: Simplify right side
    195,038.09x = 39,401,507,680.92
  5. Step 5: Solve for x
    x = 39,401,507,680.92/195,038.09
  6. Step 6: Final answer
    x = 202,019.56

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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.