Home / 89,926.98-124,023.02-54,110.30

Finding the Fourth Proportional to 89,926.98, 124,023.02 and 54,110.30

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Solution

The fourth proportional to 89,926.98, 124,023.02 and 54,110.30 is: 74,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,926.98 : 124,023.02 = 54,110.30 : x
  2. Step 2: Convert to fraction form
    89,926.98/124,023.02 = 54,110.30/x
  3. Step 3: Cross multiply
    89,926.98x = 124,023.02 × 54,110.30
  4. Step 4: Simplify right side
    89,926.98x = 6,710,921,928.44
  5. Step 5: Solve for x
    x = 6,710,921,928.44/89,926.98
  6. Step 6: Final answer
    x = 74,626.35

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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.