Home / 48,513.60-72,740.52-18,896.94

Finding the Fourth Proportional to 48,513.60, 72,740.52 and 18,896.94

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Solution

The fourth proportional to 48,513.60, 72,740.52 and 18,896.94 is: 28,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513.60 : 72,740.52 = 18,896.94 : x
  2. Step 2: Convert to fraction form
    48,513.60/72,740.52 = 18,896.94/x
  3. Step 3: Cross multiply
    48,513.60x = 72,740.52 × 18,896.94
  4. Step 4: Simplify right side
    48,513.60x = 1,374,573,242.01
  5. Step 5: Solve for x
    x = 1,374,573,242.01/48,513.60
  6. Step 6: Final answer
    x = 28,333.77

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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.