Home / 154,788.02-213,645.58-94,392

Finding the Fourth Proportional to 154,788.02, 213,645.58 and 94,392

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Solution

The fourth proportional to 154,788.02, 213,645.58 and 94,392 is: 130,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,788.02 : 213,645.58 = 94,392 : x
  2. Step 2: Convert to fraction form
    154,788.02/213,645.58 = 94,392/x
  3. Step 3: Cross multiply
    154,788.02x = 213,645.58 × 94,392
  4. Step 4: Simplify right side
    154,788.02x = 20,166,433,587.36
  5. Step 5: Solve for x
    x = 20,166,433,587.36/154,788.02
  6. Step 6: Final answer
    x = 130,284.20

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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.