Home / 48,100.24-72,150.36-13,038.98

Finding the Fourth Proportional to 48,100.24, 72,150.36 and 13,038.98

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Solution

The fourth proportional to 48,100.24, 72,150.36 and 13,038.98 is: 19,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.24 : 72,150.36 = 13,038.98 : x
  2. Step 2: Convert to fraction form
    48,100.24/72,150.36 = 13,038.98/x
  3. Step 3: Cross multiply
    48,100.24x = 72,150.36 × 13,038.98
  4. Step 4: Simplify right side
    48,100.24x = 940,767,035.84
  5. Step 5: Solve for x
    x = 940,767,035.84/48,100.24
  6. Step 6: Final answer
    x = 19,558.47

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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.