Home / 99,554.67-137,383.53-54,232.14

Finding the Fourth Proportional to 99,554.67, 137,383.53 and 54,232.14

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Solution

The fourth proportional to 99,554.67, 137,383.53 and 54,232.14 is: 74,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,554.67 : 137,383.53 = 54,232.14 : x
  2. Step 2: Convert to fraction form
    99,554.67/137,383.53 = 54,232.14/x
  3. Step 3: Cross multiply
    99,554.67x = 137,383.53 × 54,232.14
  4. Step 4: Simplify right side
    99,554.67x = 7,450,602,832.65
  5. Step 5: Solve for x
    x = 7,450,602,832.65/99,554.67
  6. Step 6: Final answer
    x = 74,839.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.