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Finding the Fourth Proportional to 133,836, 184,752.36 and 93,707.10

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Solution

The fourth proportional to 133,836, 184,752.36 and 93,707.10 is: 129,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,836 : 184,752.36 = 93,707.10 : x
  2. Step 2: Convert to fraction form
    133,836/184,752.36 = 93,707.10/x
  3. Step 3: Cross multiply
    133,836x = 184,752.36 × 93,707.10
  4. Step 4: Simplify right side
    133,836x = 17,312,607,873.76
  5. Step 5: Solve for x
    x = 17,312,607,873.76/133,836
  6. Step 6: Final answer
    x = 129,356.88

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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.