Home / 54,172.76-74,804.56-34,063.28

Finding the Fourth Proportional to 54,172.76, 74,804.56 and 34,063.28

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Solution

The fourth proportional to 54,172.76, 74,804.56 and 34,063.28 is: 47,036.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,172.76 : 74,804.56 = 34,063.28 : x
  2. Step 2: Convert to fraction form
    54,172.76/74,804.56 = 34,063.28/x
  3. Step 3: Cross multiply
    54,172.76x = 74,804.56 × 34,063.28
  4. Step 4: Simplify right side
    54,172.76x = 2,548,088,672.56
  5. Step 5: Solve for x
    x = 2,548,088,672.56/54,172.76
  6. Step 6: Final answer
    x = 47,036.35

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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.