Home / 351,913.95-527,901.99-99,196.56

Finding the Fourth Proportional to 351,913.95, 527,901.99 and 99,196.56

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Solution

The fourth proportional to 351,913.95, 527,901.99 and 99,196.56 is: 148,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,913.95 : 527,901.99 = 99,196.56 : x
  2. Step 2: Convert to fraction form
    351,913.95/527,901.99 = 99,196.56/x
  3. Step 3: Cross multiply
    351,913.95x = 527,901.99 × 99,196.56
  4. Step 4: Simplify right side
    351,913.95x = 52,366,061,425.15
  5. Step 5: Solve for x
    x = 52,366,061,425.15/351,913.95
  6. Step 6: Final answer
    x = 148,803.60

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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.