Home / 157,566.20-236,579.70-111,025.40

Finding the Fourth Proportional to 157,566.20, 236,579.70 and 111,025.40

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Solution

The fourth proportional to 157,566.20, 236,579.70 and 111,025.40 is: 166,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,566.20 : 236,579.70 = 111,025.40 : x
  2. Step 2: Convert to fraction form
    157,566.20/236,579.70 = 111,025.40/x
  3. Step 3: Cross multiply
    157,566.20x = 236,579.70 × 111,025.40
  4. Step 4: Simplify right side
    157,566.20x = 26,266,355,824.38
  5. Step 5: Solve for x
    x = 26,266,355,824.38/157,566.20
  6. Step 6: Final answer
    x = 166,700.45

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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.