Home / 94,820.13-130,855.54-54,533.86

Finding the Fourth Proportional to 94,820.13, 130,855.54 and 54,533.86

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Solution

The fourth proportional to 94,820.13, 130,855.54 and 54,533.86 is: 75,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,820.13 : 130,855.54 = 54,533.86 : x
  2. Step 2: Convert to fraction form
    94,820.13/130,855.54 = 54,533.86/x
  3. Step 3: Cross multiply
    94,820.13x = 130,855.54 × 54,533.86
  4. Step 4: Simplify right side
    94,820.13x = 7,136,057,698.58
  5. Step 5: Solve for x
    x = 7,136,057,698.58/94,820.13
  6. Step 6: Final answer
    x = 75,258.89

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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.