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Finding the Fourth Proportional to 122,227.65, 183,341.48 and 117,798.98

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Solution

The fourth proportional to 122,227.65, 183,341.48 and 117,798.98 is: 176,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,227.65 : 183,341.48 = 117,798.98 : x
  2. Step 2: Convert to fraction form
    122,227.65/183,341.48 = 117,798.98/x
  3. Step 3: Cross multiply
    122,227.65x = 183,341.48 × 117,798.98
  4. Step 4: Simplify right side
    122,227.65x = 21,597,437,829.99
  5. Step 5: Solve for x
    x = 21,597,437,829.99/122,227.65
  6. Step 6: Final answer
    x = 176,698.46

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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.