Home / 176,084.30-263,953.65-157,421.90

Finding the Fourth Proportional to 176,084.30, 263,953.65 and 157,421.90

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Solution

The fourth proportional to 176,084.30, 263,953.65 and 157,421.90 is: 235,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,084.30 : 263,953.65 = 157,421.90 : x
  2. Step 2: Convert to fraction form
    176,084.30/263,953.65 = 157,421.90/x
  3. Step 3: Cross multiply
    176,084.30x = 263,953.65 × 157,421.90
  4. Step 4: Simplify right side
    176,084.30x = 41,552,085,094.94
  5. Step 5: Solve for x
    x = 41,552,085,094.94/176,084.30
  6. Step 6: Final answer
    x = 235,978.36

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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.