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Finding the Fourth Proportional to 176,907.49, 244,129.93 and 100,425.92

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Solution

The fourth proportional to 176,907.49, 244,129.93 and 100,425.92 is: 138,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,907.49 : 244,129.93 = 100,425.92 : x
  2. Step 2: Convert to fraction form
    176,907.49/244,129.93 = 100,425.92/x
  3. Step 3: Cross multiply
    176,907.49x = 244,129.93 × 100,425.92
  4. Step 4: Simplify right side
    176,907.49x = 24,516,971,348.07
  5. Step 5: Solve for x
    x = 24,516,971,348.07/176,907.49
  6. Step 6: Final answer
    x = 138,586.40

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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.