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Finding the Fourth Proportional to 223,355.52, 335,106 and 105,038.64

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Solution

The fourth proportional to 223,355.52, 335,106 and 105,038.64 is: 157,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,355.52 : 335,106 = 105,038.64 : x
  2. Step 2: Convert to fraction form
    223,355.52/335,106 = 105,038.64/x
  3. Step 3: Cross multiply
    223,355.52x = 335,106 × 105,038.64
  4. Step 4: Simplify right side
    223,355.52x = 35,199,078,495.84
  5. Step 5: Solve for x
    x = 35,199,078,495.84/223,355.52
  6. Step 6: Final answer
    x = 157,592.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.