Home / 212,693.82-293,523.64-117,206.66

Finding the Fourth Proportional to 212,693.82, 293,523.64 and 117,206.66

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Solution

The fourth proportional to 212,693.82, 293,523.64 and 117,206.66 is: 161,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,693.82 : 293,523.64 = 117,206.66 : x
  2. Step 2: Convert to fraction form
    212,693.82/293,523.64 = 117,206.66/x
  3. Step 3: Cross multiply
    212,693.82x = 293,523.64 × 117,206.66
  4. Step 4: Simplify right side
    212,693.82x = 34,402,925,475.44
  5. Step 5: Solve for x
    x = 34,402,925,475.44/212,693.82
  6. Step 6: Final answer
    x = 161,748.59

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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.