Home / 212,585.78-293,368.32-117,092.47

Finding the Fourth Proportional to 212,585.78, 293,368.32 and 117,092.47

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Solution

The fourth proportional to 212,585.78, 293,368.32 and 117,092.47 is: 161,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,585.78 : 293,368.32 = 117,092.47 : x
  2. Step 2: Convert to fraction form
    212,585.78/293,368.32 = 117,092.47/x
  3. Step 3: Cross multiply
    212,585.78x = 293,368.32 × 117,092.47
  4. Step 4: Simplify right side
    212,585.78x = 34,351,222,098.18
  5. Step 5: Solve for x
    x = 34,351,222,098.18/212,585.78
  6. Step 6: Final answer
    x = 161,587.58

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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.