Home / 211,905.44-292,423.86-116,412.32

Finding the Fourth Proportional to 211,905.44, 292,423.86 and 116,412.32

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Solution

The fourth proportional to 211,905.44, 292,423.86 and 116,412.32 is: 160,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,905.44 : 292,423.86 = 116,412.32 : x
  2. Step 2: Convert to fraction form
    211,905.44/292,423.86 = 116,412.32/x
  3. Step 3: Cross multiply
    211,905.44x = 292,423.86 × 116,412.32
  4. Step 4: Simplify right side
    211,905.44x = 34,041,739,965.96
  5. Step 5: Solve for x
    x = 34,041,739,965.96/211,905.44
  6. Step 6: Final answer
    x = 160,645.90

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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.