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Finding the Fourth Proportional to 163,047.60, 244,595.70 and 57,857.76

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Solution

The fourth proportional to 163,047.60, 244,595.70 and 57,857.76 is: 86,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,047.60 : 244,595.70 = 57,857.76 : x
  2. Step 2: Convert to fraction form
    163,047.60/244,595.70 = 57,857.76/x
  3. Step 3: Cross multiply
    163,047.60x = 244,595.70 × 57,857.76
  4. Step 4: Simplify right side
    163,047.60x = 14,151,759,307.63
  5. Step 5: Solve for x
    x = 14,151,759,307.63/163,047.60
  6. Step 6: Final answer
    x = 86,795.26

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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.