Home / 154,044.14-212,585.24-86,068.60

Finding the Fourth Proportional to 154,044.14, 212,585.24 and 86,068.60

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Solution

The fourth proportional to 154,044.14, 212,585.24 and 86,068.60 is: 118,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,044.14 : 212,585.24 = 86,068.60 : x
  2. Step 2: Convert to fraction form
    154,044.14/212,585.24 = 86,068.60/x
  3. Step 3: Cross multiply
    154,044.14x = 212,585.24 × 86,068.60
  4. Step 4: Simplify right side
    154,044.14x = 18,296,912,924.54
  5. Step 5: Solve for x
    x = 18,296,912,924.54/154,044.14
  6. Step 6: Final answer
    x = 118,777.08

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1.5x scale

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.