Home / 94,764.16-130,774.52-54,485.80

Finding the Fourth Proportional to 94,764.16, 130,774.52 and 54,485.80

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Solution

The fourth proportional to 94,764.16, 130,774.52 and 54,485.80 is: 75,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,764.16 : 130,774.52 = 54,485.80 : x
  2. Step 2: Convert to fraction form
    94,764.16/130,774.52 = 54,485.80/x
  3. Step 3: Cross multiply
    94,764.16x = 130,774.52 × 54,485.80
  4. Step 4: Simplify right side
    94,764.16x = 7,125,354,341.82
  5. Step 5: Solve for x
    x = 7,125,354,341.82/94,764.16
  6. Step 6: Final answer
    x = 75,190.39

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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.