Home / 74,853.90-103,302.27-43,025.76

Finding the Fourth Proportional to 74,853.90, 103,302.27 and 43,025.76

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Solution

The fourth proportional to 74,853.90, 103,302.27 and 43,025.76 is: 59,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.90 : 103,302.27 = 43,025.76 : x
  2. Step 2: Convert to fraction form
    74,853.90/103,302.27 = 43,025.76/x
  3. Step 3: Cross multiply
    74,853.90x = 103,302.27 × 43,025.76
  4. Step 4: Simplify right side
    74,853.90x = 4,444,658,676.48
  5. Step 5: Solve for x
    x = 4,444,658,676.48/74,853.90
  6. Step 6: Final answer
    x = 59,377.78

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1.5x scale

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.