Home / 210,028.78-314,368.80-110,046.40

Finding the Fourth Proportional to 210,028.78, 314,368.80 and 110,046.40

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Solution

The fourth proportional to 210,028.78, 314,368.80 and 110,046.40 is: 164,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,028.78 : 314,368.80 = 110,046.40 : x
  2. Step 2: Convert to fraction form
    210,028.78/314,368.80 = 110,046.40/x
  3. Step 3: Cross multiply
    210,028.78x = 314,368.80 × 110,046.40
  4. Step 4: Simplify right side
    210,028.78x = 34,595,154,712.32
  5. Step 5: Solve for x
    x = 34,595,154,712.32/210,028.78
  6. Step 6: Final answer
    x = 164,716.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.