Home / 156,000.51-234,035.76-49,390.84

Finding the Fourth Proportional to 156,000.51, 234,035.76 and 49,390.84

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Solution

The fourth proportional to 156,000.51, 234,035.76 and 49,390.84 is: 74,097.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,000.51 : 234,035.76 = 49,390.84 : x
  2. Step 2: Convert to fraction form
    156,000.51/234,035.76 = 49,390.84/x
  3. Step 3: Cross multiply
    156,000.51x = 234,035.76 × 49,390.84
  4. Step 4: Simplify right side
    156,000.51x = 11,559,222,776.44
  5. Step 5: Solve for x
    x = 11,559,222,776.44/156,000.51
  6. Step 6: Final answer
    x = 74,097.34

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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.