Home / 291,960.03-402,918.65-164,632.89

Finding the Fourth Proportional to 291,960.03, 402,918.65 and 164,632.89

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Solution

The fourth proportional to 291,960.03, 402,918.65 and 164,632.89 is: 227,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,960.03 : 402,918.65 = 164,632.89 : x
  2. Step 2: Convert to fraction form
    291,960.03/402,918.65 = 164,632.89/x
  3. Step 3: Cross multiply
    291,960.03x = 402,918.65 × 164,632.89
  4. Step 4: Simplify right side
    291,960.03x = 66,333,660,961.23
  5. Step 5: Solve for x
    x = 66,333,660,961.23/291,960.03
  6. Step 6: Final answer
    x = 227,201.17

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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.