Home / 156,209.30-234,156.16-61,505.93

Finding the Fourth Proportional to 156,209.30, 234,156.16 and 61,505.93

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Solution

The fourth proportional to 156,209.30, 234,156.16 and 61,505.93 is: 92,196.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,209.30 : 234,156.16 = 61,505.93 : x
  2. Step 2: Convert to fraction form
    156,209.30/234,156.16 = 61,505.93/x
  3. Step 3: Cross multiply
    156,209.30x = 234,156.16 × 61,505.93
  4. Step 4: Simplify right side
    156,209.30x = 14,401,992,386.03
  5. Step 5: Solve for x
    x = 14,401,992,386.03/156,209.30
  6. Step 6: Final answer
    x = 92,196.77

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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.