Home / 54,328.98-81,505.02-16,888.14

Finding the Fourth Proportional to 54,328.98, 81,505.02 and 16,888.14

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Solution

The fourth proportional to 54,328.98, 81,505.02 and 16,888.14 is: 25,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.98 : 81,505.02 = 16,888.14 : x
  2. Step 2: Convert to fraction form
    54,328.98/81,505.02 = 16,888.14/x
  3. Step 3: Cross multiply
    54,328.98x = 81,505.02 × 16,888.14
  4. Step 4: Simplify right side
    54,328.98x = 1,376,468,188.46
  5. Step 5: Solve for x
    x = 1,376,468,188.46/54,328.98
  6. Step 6: Final answer
    x = 25,335.80

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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.