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Finding the Fourth Proportional to 183,844.16, 253,698.24 and 112,343.84

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Solution

The fourth proportional to 183,844.16, 253,698.24 and 112,343.84 is: 155,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,844.16 : 253,698.24 = 112,343.84 : x
  2. Step 2: Convert to fraction form
    183,844.16/253,698.24 = 112,343.84/x
  3. Step 3: Cross multiply
    183,844.16x = 253,698.24 × 112,343.84
  4. Step 4: Simplify right side
    183,844.16x = 28,501,434,482.84
  5. Step 5: Solve for x
    x = 28,501,434,482.84/183,844.16
  6. Step 6: Final answer
    x = 155,030.40

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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.