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Finding the Fourth Proportional to 170,302.02, 255,483.96 and 70,407.96

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Solution

The fourth proportional to 170,302.02, 255,483.96 and 70,407.96 is: 105,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,302.02 : 255,483.96 = 70,407.96 : x
  2. Step 2: Convert to fraction form
    170,302.02/255,483.96 = 70,407.96/x
  3. Step 3: Cross multiply
    170,302.02x = 255,483.96 × 70,407.96
  4. Step 4: Simplify right side
    170,302.02x = 17,988,104,436.32
  5. Step 5: Solve for x
    x = 17,988,104,436.32/170,302.02
  6. Step 6: Final answer
    x = 105,624.73

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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.