Home / 212,851.14-293,728.95-117,356.22

Finding the Fourth Proportional to 212,851.14, 293,728.95 and 117,356.22

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Solution

The fourth proportional to 212,851.14, 293,728.95 and 117,356.22 is: 161,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,851.14 : 293,728.95 = 117,356.22 : x
  2. Step 2: Convert to fraction form
    212,851.14/293,728.95 = 117,356.22/x
  3. Step 3: Cross multiply
    212,851.14x = 293,728.95 × 117,356.22
  4. Step 4: Simplify right side
    212,851.14x = 34,470,919,276.57
  5. Step 5: Solve for x
    x = 34,470,919,276.57/212,851.14
  6. Step 6: Final answer
    x = 161,948.48

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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.