Home / 156,631.65-234,783.45-61,825.20

Finding the Fourth Proportional to 156,631.65, 234,783.45 and 61,825.20

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Solution

The fourth proportional to 156,631.65, 234,783.45 and 61,825.20 is: 92,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,631.65 : 234,783.45 = 61,825.20 : x
  2. Step 2: Convert to fraction form
    156,631.65/234,783.45 = 61,825.20/x
  3. Step 3: Cross multiply
    156,631.65x = 234,783.45 × 61,825.20
  4. Step 4: Simplify right side
    156,631.65x = 14,515,533,752.94
  5. Step 5: Solve for x
    x = 14,515,533,752.94/156,631.65
  6. Step 6: Final answer
    x = 92,673.06

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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.