Home / 170,903.18-256,355.40-52,573.70

Finding the Fourth Proportional to 170,903.18, 256,355.40 and 52,573.70

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Solution

The fourth proportional to 170,903.18, 256,355.40 and 52,573.70 is: 78,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,903.18 : 256,355.40 = 52,573.70 : x
  2. Step 2: Convert to fraction form
    170,903.18/256,355.40 = 52,573.70/x
  3. Step 3: Cross multiply
    170,903.18x = 256,355.40 × 52,573.70
  4. Step 4: Simplify right side
    170,903.18x = 13,477,551,892.98
  5. Step 5: Solve for x
    x = 13,477,551,892.98/170,903.18
  6. Step 6: Final answer
    x = 78,860.74

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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.