Home / 54,627.87-75,407.63-42,695.06

Finding the Fourth Proportional to 54,627.87, 75,407.63 and 42,695.06

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Solution

The fourth proportional to 54,627.87, 75,407.63 and 42,695.06 is: 58,935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,627.87 : 75,407.63 = 42,695.06 : x
  2. Step 2: Convert to fraction form
    54,627.87/75,407.63 = 42,695.06/x
  3. Step 3: Cross multiply
    54,627.87x = 75,407.63 × 42,695.06
  4. Step 4: Simplify right side
    54,627.87x = 3,219,532,696.79
  5. Step 5: Solve for x
    x = 3,219,532,696.79/54,627.87
  6. Step 6: Final answer
    x = 58,935.71

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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.