Home / 229,864.37-317,185.27-127,864.07

Finding the Fourth Proportional to 229,864.37, 317,185.27 and 127,864.07

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Solution

The fourth proportional to 229,864.37, 317,185.27 and 127,864.07 is: 176,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,864.37 : 317,185.27 = 127,864.07 : x
  2. Step 2: Convert to fraction form
    229,864.37/317,185.27 = 127,864.07/x
  3. Step 3: Cross multiply
    229,864.37x = 317,185.27 × 127,864.07
  4. Step 4: Simplify right side
    229,864.37x = 40,556,598,850.11
  5. Step 5: Solve for x
    x = 40,556,598,850.11/229,864.37
  6. Step 6: Final answer
    x = 176,437.09

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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.