Home / 54,055.66-74,577.04-31,386.58

Finding the Fourth Proportional to 54,055.66, 74,577.04 and 31,386.58

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Solution

The fourth proportional to 54,055.66, 74,577.04 and 31,386.58 is: 43,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,055.66 : 74,577.04 = 31,386.58 : x
  2. Step 2: Convert to fraction form
    54,055.66/74,577.04 = 31,386.58/x
  3. Step 3: Cross multiply
    54,055.66x = 74,577.04 × 31,386.58
  4. Step 4: Simplify right side
    54,055.66x = 2,340,718,232.12
  5. Step 5: Solve for x
    x = 2,340,718,232.12/54,055.66
  6. Step 6: Final answer
    x = 43,302.00

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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.