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Finding the Fourth Proportional to 131,526, 181,528.56 and 127,152

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Solution

The fourth proportional to 131,526, 181,528.56 and 127,152 is: 175,491.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,526 : 181,528.56 = 127,152 : x
  2. Step 2: Convert to fraction form
    131,526/181,528.56 = 127,152/x
  3. Step 3: Cross multiply
    131,526x = 181,528.56 × 127,152
  4. Step 4: Simplify right side
    131,526x = 23,081,719,461.12
  5. Step 5: Solve for x
    x = 23,081,719,461.12/131,526
  6. Step 6: Final answer
    x = 175,491.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.