Home / 48,299.23-72,440.54-12,760.93

Finding the Fourth Proportional to 48,299.23, 72,440.54 and 12,760.93

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Solution

The fourth proportional to 48,299.23, 72,440.54 and 12,760.93 is: 19,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,299.23 : 72,440.54 = 12,760.93 : x
  2. Step 2: Convert to fraction form
    48,299.23/72,440.54 = 12,760.93/x
  3. Step 3: Cross multiply
    48,299.23x = 72,440.54 × 12,760.93
  4. Step 4: Simplify right side
    48,299.23x = 924,408,234.09
  5. Step 5: Solve for x
    x = 924,408,234.09/48,299.23
  6. Step 6: Final answer
    x = 19,139.19

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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.