Home / 51,264.40-76,918.20-27,907.60

Finding the Fourth Proportional to 51,264.40, 76,918.20 and 27,907.60

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Solution

The fourth proportional to 51,264.40, 76,918.20 and 27,907.60 is: 41,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,264.40 : 76,918.20 = 27,907.60 : x
  2. Step 2: Convert to fraction form
    51,264.40/76,918.20 = 27,907.60/x
  3. Step 3: Cross multiply
    51,264.40x = 76,918.20 × 27,907.60
  4. Step 4: Simplify right side
    51,264.40x = 2,146,602,358.32
  5. Step 5: Solve for x
    x = 2,146,602,358.32/51,264.40
  6. Step 6: Final answer
    x = 41,873.16

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1.5x scale

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.