Home / 83,056.23-124,579.86-40,894.28

Finding the Fourth Proportional to 83,056.23, 124,579.86 and 40,894.28

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Solution

The fourth proportional to 83,056.23, 124,579.86 and 40,894.28 is: 61,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,056.23 : 124,579.86 = 40,894.28 : x
  2. Step 2: Convert to fraction form
    83,056.23/124,579.86 = 40,894.28/x
  3. Step 3: Cross multiply
    83,056.23x = 124,579.86 × 40,894.28
  4. Step 4: Simplify right side
    83,056.23x = 5,094,603,054.30
  5. Step 5: Solve for x
    x = 5,094,603,054.30/83,056.23
  6. Step 6: Final answer
    x = 61,339.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.