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Finding the Fourth Proportional to 168,453, 232,465.14 and 93,001.50

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Solution

The fourth proportional to 168,453, 232,465.14 and 93,001.50 is: 128,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,453 : 232,465.14 = 93,001.50 : x
  2. Step 2: Convert to fraction form
    168,453/232,465.14 = 93,001.50/x
  3. Step 3: Cross multiply
    168,453x = 232,465.14 × 93,001.50
  4. Step 4: Simplify right side
    168,453x = 21,619,606,717.71
  5. Step 5: Solve for x
    x = 21,619,606,717.71/168,453
  6. Step 6: Final answer
    x = 128,342.07

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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.