Home / 97,128.10-145,652.01-33,934.78

Finding the Fourth Proportional to 97,128.10, 145,652.01 and 33,934.78

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Solution

The fourth proportional to 97,128.10, 145,652.01 and 33,934.78 is: 50,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,128.10 : 145,652.01 = 33,934.78 : x
  2. Step 2: Convert to fraction form
    97,128.10/145,652.01 = 33,934.78/x
  3. Step 3: Cross multiply
    97,128.10x = 145,652.01 × 33,934.78
  4. Step 4: Simplify right side
    97,128.10x = 4,942,668,915.91
  5. Step 5: Solve for x
    x = 4,942,668,915.91/97,128.10
  6. Step 6: Final answer
    x = 50,888.15

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