Home / 54,531.85-81,795.34-19,001.23

Finding the Fourth Proportional to 54,531.85, 81,795.34 and 19,001.23

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Solution

The fourth proportional to 54,531.85, 81,795.34 and 19,001.23 is: 28,501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.85 : 81,795.34 = 19,001.23 : x
  2. Step 2: Convert to fraction form
    54,531.85/81,795.34 = 19,001.23/x
  3. Step 3: Cross multiply
    54,531.85x = 81,795.34 × 19,001.23
  4. Step 4: Simplify right side
    54,531.85x = 1,554,212,068.27
  5. Step 5: Solve for x
    x = 1,554,212,068.27/54,531.85
  6. Step 6: Final answer
    x = 28,501.00

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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.