Home / 217,523.18-300,184.04-122,031.93

Finding the Fourth Proportional to 217,523.18, 300,184.04 and 122,031.93

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Solution

The fourth proportional to 217,523.18, 300,184.04 and 122,031.93 is: 168,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,523.18 : 300,184.04 = 122,031.93 : x
  2. Step 2: Convert to fraction form
    217,523.18/300,184.04 = 122,031.93/x
  3. Step 3: Cross multiply
    217,523.18x = 300,184.04 × 122,031.93
  4. Step 4: Simplify right side
    217,523.18x = 36,632,037,146.24
  5. Step 5: Solve for x
    x = 36,632,037,146.24/217,523.18
  6. Step 6: Final answer
    x = 168,405.22

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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.