Home / 94,304.21-130,141.38-54,021.48

Finding the Fourth Proportional to 94,304.21, 130,141.38 and 54,021.48

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Solution

The fourth proportional to 94,304.21, 130,141.38 and 54,021.48 is: 74,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,304.21 : 130,141.38 = 54,021.48 : x
  2. Step 2: Convert to fraction form
    94,304.21/130,141.38 = 54,021.48/x
  3. Step 3: Cross multiply
    94,304.21x = 130,141.38 × 54,021.48
  4. Step 4: Simplify right side
    94,304.21x = 7,030,429,956.84
  5. Step 5: Solve for x
    x = 7,030,429,956.84/94,304.21
  6. Step 6: Final answer
    x = 74,550.55

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1.5x scale

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.