Home / 54,779.63-75,527.37-45,718.02

Finding the Fourth Proportional to 54,779.63, 75,527.37 and 45,718.02

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Solution

The fourth proportional to 54,779.63, 75,527.37 and 45,718.02 is: 63,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.63 : 75,527.37 = 45,718.02 : x
  2. Step 2: Convert to fraction form
    54,779.63/75,527.37 = 45,718.02/x
  3. Step 3: Cross multiply
    54,779.63x = 75,527.37 × 45,718.02
  4. Step 4: Simplify right side
    54,779.63x = 3,452,961,812.21
  5. Step 5: Solve for x
    x = 3,452,961,812.21/54,779.63
  6. Step 6: Final answer
    x = 63,033.69

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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.