Home / 316,537.73-436,823.34-173,311.10

Finding the Fourth Proportional to 316,537.73, 436,823.34 and 173,311.10

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Solution

The fourth proportional to 316,537.73, 436,823.34 and 173,311.10 is: 239,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,537.73 : 436,823.34 = 173,311.10 : x
  2. Step 2: Convert to fraction form
    316,537.73/436,823.34 = 173,311.10/x
  3. Step 3: Cross multiply
    316,537.73x = 436,823.34 × 173,311.10
  4. Step 4: Simplify right side
    316,537.73x = 75,706,333,561.07
  5. Step 5: Solve for x
    x = 75,706,333,561.07/316,537.73
  6. Step 6: Final answer
    x = 239,170.01

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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.