Home / 84,726.63-116,922.56-48,915.72

Finding the Fourth Proportional to 84,726.63, 116,922.56 and 48,915.72

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Solution

The fourth proportional to 84,726.63, 116,922.56 and 48,915.72 is: 67,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726.63 : 116,922.56 = 48,915.72 : x
  2. Step 2: Convert to fraction form
    84,726.63/116,922.56 = 48,915.72/x
  3. Step 3: Cross multiply
    84,726.63x = 116,922.56 × 48,915.72
  4. Step 4: Simplify right side
    84,726.63x = 5,719,350,962.06
  5. Step 5: Solve for x
    x = 5,719,350,962.06/84,726.63
  6. Step 6: Final answer
    x = 67,503.58

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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.