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Finding the Fourth Proportional to 176,010.99, 242,927.15 and 115,474.83

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Solution

The fourth proportional to 176,010.99, 242,927.15 and 115,474.83 is: 159,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,010.99 : 242,927.15 = 115,474.83 : x
  2. Step 2: Convert to fraction form
    176,010.99/242,927.15 = 115,474.83/x
  3. Step 3: Cross multiply
    176,010.99x = 242,927.15 × 115,474.83
  4. Step 4: Simplify right side
    176,010.99x = 28,051,970,771.26
  5. Step 5: Solve for x
    x = 28,051,970,771.26/176,010.99
  6. Step 6: Final answer
    x = 159,376.25

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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.