Home / 54,283.02-74,913.65-30,417.39

Finding the Fourth Proportional to 54,283.02, 74,913.65 and 30,417.39

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Solution

The fourth proportional to 54,283.02, 74,913.65 and 30,417.39 is: 41,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,283.02 : 74,913.65 = 30,417.39 : x
  2. Step 2: Convert to fraction form
    54,283.02/74,913.65 = 30,417.39/x
  3. Step 3: Cross multiply
    54,283.02x = 74,913.65 × 30,417.39
  4. Step 4: Simplify right side
    54,283.02x = 2,278,677,708.37
  5. Step 5: Solve for x
    x = 2,278,677,708.37/54,283.02
  6. Step 6: Final answer
    x = 41,977.73

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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.