Home / 212,701.09-293,533.77-117,213.93

Finding the Fourth Proportional to 212,701.09, 293,533.77 and 117,213.93

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Solution

The fourth proportional to 212,701.09, 293,533.77 and 117,213.93 is: 161,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,701.09 : 293,533.77 = 117,213.93 : x
  2. Step 2: Convert to fraction form
    212,701.09/293,533.77 = 117,213.93/x
  3. Step 3: Cross multiply
    212,701.09x = 293,533.77 × 117,213.93
  4. Step 4: Simplify right side
    212,701.09x = 34,406,246,769.42
  5. Step 5: Solve for x
    x = 34,406,246,769.42/212,701.09
  6. Step 6: Final answer
    x = 161,758.68

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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.