Home / 172,099.37-237,430.76-126,884.84

Finding the Fourth Proportional to 172,099.37, 237,430.76 and 126,884.84

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Solution

The fourth proportional to 172,099.37, 237,430.76 and 126,884.84 is: 175,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,099.37 : 237,430.76 = 126,884.84 : x
  2. Step 2: Convert to fraction form
    172,099.37/237,430.76 = 126,884.84/x
  3. Step 3: Cross multiply
    172,099.37x = 237,430.76 × 126,884.84
  4. Step 4: Simplify right side
    172,099.37x = 30,126,362,172.10
  5. Step 5: Solve for x
    x = 30,126,362,172.10/172,099.37
  6. Step 6: Final answer
    x = 175,052.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.