Home / 155,930.34-233,901.36-70,524.96

Finding the Fourth Proportional to 155,930.34, 233,901.36 and 70,524.96

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Solution

The fourth proportional to 155,930.34, 233,901.36 and 70,524.96 is: 105,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,930.34 : 233,901.36 = 70,524.96 : x
  2. Step 2: Convert to fraction form
    155,930.34/233,901.36 = 70,524.96/x
  3. Step 3: Cross multiply
    155,930.34x = 233,901.36 × 70,524.96
  4. Step 4: Simplify right side
    155,930.34x = 16,495,884,057.95
  5. Step 5: Solve for x
    x = 16,495,884,057.95/155,930.34
  6. Step 6: Final answer
    x = 105,790.09

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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.