Home / 54,531.48-81,798.84-15,091.50

Finding the Fourth Proportional to 54,531.48, 81,798.84 and 15,091.50

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Solution

The fourth proportional to 54,531.48, 81,798.84 and 15,091.50 is: 22,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.48 : 81,798.84 = 15,091.50 : x
  2. Step 2: Convert to fraction form
    54,531.48/81,798.84 = 15,091.50/x
  3. Step 3: Cross multiply
    54,531.48x = 81,798.84 × 15,091.50
  4. Step 4: Simplify right side
    54,531.48x = 1,234,467,193.86
  5. Step 5: Solve for x
    x = 1,234,467,193.86/54,531.48
  6. Step 6: Final answer
    x = 22,637.70

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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.