Home / 94,422.48-130,303.44-54,138.60

Finding the Fourth Proportional to 94,422.48, 130,303.44 and 54,138.60

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Solution

The fourth proportional to 94,422.48, 130,303.44 and 54,138.60 is: 74,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,422.48 : 130,303.44 = 54,138.60 : x
  2. Step 2: Convert to fraction form
    94,422.48/130,303.44 = 54,138.60/x
  3. Step 3: Cross multiply
    94,422.48x = 130,303.44 × 54,138.60
  4. Step 4: Simplify right side
    94,422.48x = 7,054,445,816.78
  5. Step 5: Solve for x
    x = 7,054,445,816.78/94,422.48
  6. Step 6: Final answer
    x = 74,711.51

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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.