Home / 162,923.20-244,384.80-109,779.10

Finding the Fourth Proportional to 162,923.20, 244,384.80 and 109,779.10

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Solution

The fourth proportional to 162,923.20, 244,384.80 and 109,779.10 is: 164,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,923.20 : 244,384.80 = 109,779.10 : x
  2. Step 2: Convert to fraction form
    162,923.20/244,384.80 = 109,779.10/x
  3. Step 3: Cross multiply
    162,923.20x = 244,384.80 × 109,779.10
  4. Step 4: Simplify right side
    162,923.20x = 26,828,343,397.68
  5. Step 5: Solve for x
    x = 26,828,343,397.68/162,923.20
  6. Step 6: Final answer
    x = 164,668.65

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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.