Home / 316,309.04-436,511.94-173,081.60

Finding the Fourth Proportional to 316,309.04, 436,511.94 and 173,081.60

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Solution

The fourth proportional to 316,309.04, 436,511.94 and 173,081.60 is: 238,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,309.04 : 436,511.94 = 173,081.60 : x
  2. Step 2: Convert to fraction form
    316,309.04/436,511.94 = 173,081.60/x
  3. Step 3: Cross multiply
    316,309.04x = 436,511.94 × 173,081.60
  4. Step 4: Simplify right side
    316,309.04x = 75,552,184,994.30
  5. Step 5: Solve for x
    x = 75,552,184,994.30/316,309.04
  6. Step 6: Final answer
    x = 238,855.60

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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.