Home / 103,635.55-154,645.05-92,465.45

Finding the Fourth Proportional to 103,635.55, 154,645.05 and 92,465.45

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Solution

The fourth proportional to 103,635.55, 154,645.05 and 92,465.45 is: 137,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635.55 : 154,645.05 = 92,465.45 : x
  2. Step 2: Convert to fraction form
    103,635.55/154,645.05 = 92,465.45/x
  3. Step 3: Cross multiply
    103,635.55x = 154,645.05 × 92,465.45
  4. Step 4: Simplify right side
    103,635.55x = 14,299,323,771.84
  5. Step 5: Solve for x
    x = 14,299,323,771.84/103,635.55
  6. Step 6: Final answer
    x = 137,977.01

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.