Home / 48,240.00-72,353.43-12,698.34

Finding the Fourth Proportional to 48,240.00, 72,353.43 and 12,698.34

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Solution

The fourth proportional to 48,240.00, 72,353.43 and 12,698.34 is: 19,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,240.00 : 72,353.43 = 12,698.34 : x
  2. Step 2: Convert to fraction form
    48,240.00/72,353.43 = 12,698.34/x
  3. Step 3: Cross multiply
    48,240.00x = 72,353.43 × 12,698.34
  4. Step 4: Simplify right side
    48,240.00x = 918,768,390.81
  5. Step 5: Solve for x
    x = 918,768,390.81/48,240.00
  6. Step 6: Final answer
    x = 19,045.78

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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.