Home / 75,304.68-103,877.28-46,961.16

Finding the Fourth Proportional to 75,304.68, 103,877.28 and 46,961.16

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Solution

The fourth proportional to 75,304.68, 103,877.28 and 46,961.16 is: 64,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,304.68 : 103,877.28 = 46,961.16 : x
  2. Step 2: Convert to fraction form
    75,304.68/103,877.28 = 46,961.16/x
  3. Step 3: Cross multiply
    75,304.68x = 103,877.28 × 46,961.16
  4. Step 4: Simplify right side
    75,304.68x = 4,878,197,566.44
  5. Step 5: Solve for x
    x = 4,878,197,566.44/75,304.68
  6. Step 6: Final answer
    x = 64,779.47

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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.