Home / 48,030.10-72,056.49-16,440.55

Finding the Fourth Proportional to 48,030.10, 72,056.49 and 16,440.55

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Solution

The fourth proportional to 48,030.10, 72,056.49 and 16,440.55 is: 24,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,030.10 : 72,056.49 = 16,440.55 : x
  2. Step 2: Convert to fraction form
    48,030.10/72,056.49 = 16,440.55/x
  3. Step 3: Cross multiply
    48,030.10x = 72,056.49 × 16,440.55
  4. Step 4: Simplify right side
    48,030.10x = 1,184,648,326.67
  5. Step 5: Solve for x
    x = 1,184,648,326.67/48,030.10
  6. Step 6: Final answer
    x = 24,664.71

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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.