Home / 156,000.33-233,894.79-61,171.20

Finding the Fourth Proportional to 156,000.33, 233,894.79 and 61,171.20

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Solution

The fourth proportional to 156,000.33, 233,894.79 and 61,171.20 is: 91,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,000.33 : 233,894.79 = 61,171.20 : x
  2. Step 2: Convert to fraction form
    156,000.33/233,894.79 = 61,171.20/x
  3. Step 3: Cross multiply
    156,000.33x = 233,894.79 × 61,171.20
  4. Step 4: Simplify right side
    156,000.33x = 14,307,624,978.05
  5. Step 5: Solve for x
    x = 14,307,624,978.05/156,000.33
  6. Step 6: Final answer
    x = 91,715.35

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1.5x scale

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.