Home / 293,510.34-405,021.33-172,656.18

Finding the Fourth Proportional to 293,510.34, 405,021.33 and 172,656.18

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Solution

The fourth proportional to 293,510.34, 405,021.33 and 172,656.18 is: 238,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,510.34 : 405,021.33 = 172,656.18 : x
  2. Step 2: Convert to fraction form
    293,510.34/405,021.33 = 172,656.18/x
  3. Step 3: Cross multiply
    293,510.34x = 405,021.33 × 172,656.18
  4. Step 4: Simplify right side
    293,510.34x = 69,929,435,656.32
  5. Step 5: Solve for x
    x = 69,929,435,656.32/293,510.34
  6. Step 6: Final answer
    x = 238,252.03

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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.