Home / 154,788.52-213,646.26-94,392.50

Finding the Fourth Proportional to 154,788.52, 213,646.26 and 94,392.50

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Solution

The fourth proportional to 154,788.52, 213,646.26 and 94,392.50 is: 130,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.52 : 213,646.26 = 94,392.50 : x
  2. Step 2: Convert to fraction form
    154,788.52/213,646.26 = 94,392.50/x
  3. Step 3: Cross multiply
    154,788.52x = 213,646.26 × 94,392.50
  4. Step 4: Simplify right side
    154,788.52x = 20,166,604,597.05
  5. Step 5: Solve for x
    x = 20,166,604,597.05/154,788.52
  6. Step 6: Final answer
    x = 130,284.89

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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.