Home / 294,059.13-405,738.90-173,156.28

Finding the Fourth Proportional to 294,059.13, 405,738.90 and 173,156.28

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Solution

The fourth proportional to 294,059.13, 405,738.90 and 173,156.28 is: 238,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,059.13 : 405,738.90 = 173,156.28 : x
  2. Step 2: Convert to fraction form
    294,059.13/405,738.90 = 173,156.28/x
  3. Step 3: Cross multiply
    294,059.13x = 405,738.90 × 173,156.28
  4. Step 4: Simplify right side
    294,059.13x = 70,256,238,575.29
  5. Step 5: Solve for x
    x = 70,256,238,575.29/294,059.13
  6. Step 6: Final answer
    x = 238,918.75

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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.