Home / 54,342.84-81,512.34-14,899.32

Finding the Fourth Proportional to 54,342.84, 81,512.34 and 14,899.32

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Solution

The fourth proportional to 54,342.84, 81,512.34 and 14,899.32 is: 22,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.84 : 81,512.34 = 14,899.32 : x
  2. Step 2: Convert to fraction form
    54,342.84/81,512.34 = 14,899.32/x
  3. Step 3: Cross multiply
    54,342.84x = 81,512.34 × 14,899.32
  4. Step 4: Simplify right side
    54,342.84x = 1,214,478,437.61
  5. Step 5: Solve for x
    x = 1,214,478,437.61/54,342.84
  6. Step 6: Final answer
    x = 22,348.45

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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.