Home / 228,271.14-342,423.18-70,479.18

Finding the Fourth Proportional to 228,271.14, 342,423.18 and 70,479.18

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Solution

The fourth proportional to 228,271.14, 342,423.18 and 70,479.18 is: 105,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,271.14 : 342,423.18 = 70,479.18 : x
  2. Step 2: Convert to fraction form
    228,271.14/342,423.18 = 70,479.18/x
  3. Step 3: Cross multiply
    228,271.14x = 342,423.18 × 70,479.18
  4. Step 4: Simplify right side
    228,271.14x = 24,133,704,939.39
  5. Step 5: Solve for x
    x = 24,133,704,939.39/228,271.14
  6. Step 6: Final answer
    x = 105,723.86

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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.