Home / 48,415.40-72,623.10-44,916.20

Finding the Fourth Proportional to 48,415.40, 72,623.10 and 44,916.20

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Solution

The fourth proportional to 48,415.40, 72,623.10 and 44,916.20 is: 67,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.40 : 72,623.10 = 44,916.20 : x
  2. Step 2: Convert to fraction form
    48,415.40/72,623.10 = 44,916.20/x
  3. Step 3: Cross multiply
    48,415.40x = 72,623.10 × 44,916.20
  4. Step 4: Simplify right side
    48,415.40x = 3,261,953,684.22
  5. Step 5: Solve for x
    x = 3,261,953,684.22/48,415.40
  6. Step 6: Final answer
    x = 67,374.30

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Similar ratio
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1.5x scale

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.