Home / 94,478.00-130,396.64-54,205.10

Finding the Fourth Proportional to 94,478.00, 130,396.64 and 54,205.10

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Solution

The fourth proportional to 94,478.00, 130,396.64 and 54,205.10 is: 74,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,478.00 : 130,396.64 = 54,205.10 : x
  2. Step 2: Convert to fraction form
    94,478.00/130,396.64 = 54,205.10/x
  3. Step 3: Cross multiply
    94,478.00x = 130,396.64 × 54,205.10
  4. Step 4: Simplify right side
    94,478.00x = 7,068,162,476.84
  5. Step 5: Solve for x
    x = 7,068,162,476.84/94,478.00
  6. Step 6: Final answer
    x = 74,812.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.