Home / 211,005.59-291,161.93-168,094.35

Finding the Fourth Proportional to 211,005.59, 291,161.93 and 168,094.35

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Solution

The fourth proportional to 211,005.59, 291,161.93 and 168,094.35 is: 231,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,005.59 : 291,161.93 = 168,094.35 : x
  2. Step 2: Convert to fraction form
    211,005.59/291,161.93 = 168,094.35/x
  3. Step 3: Cross multiply
    211,005.59x = 291,161.93 × 168,094.35
  4. Step 4: Simplify right side
    211,005.59x = 48,942,674,527.62
  5. Step 5: Solve for x
    x = 48,942,674,527.62/211,005.59
  6. Step 6: Final answer
    x = 231,949.66

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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.