Home / 54,443.79-75,077.18-51,268.95

Finding the Fourth Proportional to 54,443.79, 75,077.18 and 51,268.95

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Solution

The fourth proportional to 54,443.79, 75,077.18 and 51,268.95 is: 70,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,443.79 : 75,077.18 = 51,268.95 : x
  2. Step 2: Convert to fraction form
    54,443.79/75,077.18 = 51,268.95/x
  3. Step 3: Cross multiply
    54,443.79x = 75,077.18 × 51,268.95
  4. Step 4: Simplify right side
    54,443.79x = 3,849,127,931.22
  5. Step 5: Solve for x
    x = 3,849,127,931.22/54,443.79
  6. Step 6: Final answer
    x = 70,699.12

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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.