Home / 252,063.96-378,253.55-102,304.23

Finding the Fourth Proportional to 252,063.96, 378,253.55 and 102,304.23

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Solution

The fourth proportional to 252,063.96, 378,253.55 and 102,304.23 is: 153,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,063.96 : 378,253.55 = 102,304.23 : x
  2. Step 2: Convert to fraction form
    252,063.96/378,253.55 = 102,304.23/x
  3. Step 3: Cross multiply
    252,063.96x = 378,253.55 × 102,304.23
  4. Step 4: Simplify right side
    252,063.96x = 38,696,937,666.00
  5. Step 5: Solve for x
    x = 38,696,937,666.00/252,063.96
  6. Step 6: Final answer
    x = 153,520.31

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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.