Home / 94,388.12-130,240.68-54,094.12

Finding the Fourth Proportional to 94,388.12, 130,240.68 and 54,094.12

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Solution

The fourth proportional to 94,388.12, 130,240.68 and 54,094.12 is: 74,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,388.12 : 130,240.68 = 54,094.12 : x
  2. Step 2: Convert to fraction form
    94,388.12/130,240.68 = 54,094.12/x
  3. Step 3: Cross multiply
    94,388.12x = 130,240.68 × 54,094.12
  4. Step 4: Simplify right side
    94,388.12x = 7,045,254,972.80
  5. Step 5: Solve for x
    x = 7,045,254,972.80/94,388.12
  6. Step 6: Final answer
    x = 74,641.33

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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.