Home / 212,315.04-318,173.04-165,359.52

Finding the Fourth Proportional to 212,315.04, 318,173.04 and 165,359.52

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Solution

The fourth proportional to 212,315.04, 318,173.04 and 165,359.52 is: 247,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,315.04 : 318,173.04 = 165,359.52 : x
  2. Step 2: Convert to fraction form
    212,315.04/318,173.04 = 165,359.52/x
  3. Step 3: Cross multiply
    212,315.04x = 318,173.04 × 165,359.52
  4. Step 4: Simplify right side
    212,315.04x = 52,612,941,171.34
  5. Step 5: Solve for x
    x = 52,612,941,171.34/212,315.04
  6. Step 6: Final answer
    x = 247,806.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.