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Finding the Fourth Proportional to 174,605.04, 240,956.64 and 99,154.08

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Solution

The fourth proportional to 174,605.04, 240,956.64 and 99,154.08 is: 136,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,605.04 : 240,956.64 = 99,154.08 : x
  2. Step 2: Convert to fraction form
    174,605.04/240,956.64 = 99,154.08/x
  3. Step 3: Cross multiply
    174,605.04x = 240,956.64 × 99,154.08
  4. Step 4: Simplify right side
    174,605.04x = 23,891,833,959.09
  5. Step 5: Solve for x
    x = 23,891,833,959.09/174,605.04
  6. Step 6: Final answer
    x = 136,833.59

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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.