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Finding the Fourth Proportional to 174,799.76, 241,223.72 and 99,346.32

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Solution

The fourth proportional to 174,799.76, 241,223.72 and 99,346.32 is: 137,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,799.76 : 241,223.72 = 99,346.32 : x
  2. Step 2: Convert to fraction form
    174,799.76/241,223.72 = 99,346.32/x
  3. Step 3: Cross multiply
    174,799.76x = 241,223.72 × 99,346.32
  4. Step 4: Simplify right side
    174,799.76x = 23,964,688,878.71
  5. Step 5: Solve for x
    x = 23,964,688,878.71/174,799.76
  6. Step 6: Final answer
    x = 137,097.95

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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.