Home / 137,255.16-205,899.35-48,490.50

Finding the Fourth Proportional to 137,255.16, 205,899.35 and 48,490.50

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Solution

The fourth proportional to 137,255.16, 205,899.35 and 48,490.50 is: 72,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,255.16 : 205,899.35 = 48,490.50 : x
  2. Step 2: Convert to fraction form
    137,255.16/205,899.35 = 48,490.50/x
  3. Step 3: Cross multiply
    137,255.16x = 205,899.35 × 48,490.50
  4. Step 4: Simplify right side
    137,255.16x = 9,984,162,431.18
  5. Step 5: Solve for x
    x = 9,984,162,431.18/137,255.16
  6. Step 6: Final answer
    x = 72,741.62

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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.