Home / 252,277.18-348,145.23-137,554.89

Finding the Fourth Proportional to 252,277.18, 348,145.23 and 137,554.89

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Solution

The fourth proportional to 252,277.18, 348,145.23 and 137,554.89 is: 189,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,277.18 : 348,145.23 = 137,554.89 : x
  2. Step 2: Convert to fraction form
    252,277.18/348,145.23 = 137,554.89/x
  3. Step 3: Cross multiply
    252,277.18x = 348,145.23 × 137,554.89
  4. Step 4: Simplify right side
    252,277.18x = 47,889,078,816.67
  5. Step 5: Solve for x
    x = 47,889,078,816.67/252,277.18
  6. Step 6: Final answer
    x = 189,827.23

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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.