Home / 172,077.12-237,489.60-96,629.76

Finding the Fourth Proportional to 172,077.12, 237,489.60 and 96,629.76

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Solution

The fourth proportional to 172,077.12, 237,489.60 and 96,629.76 is: 133,362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,077.12 : 237,489.60 = 96,629.76 : x
  2. Step 2: Convert to fraction form
    172,077.12/237,489.60 = 96,629.76/x
  3. Step 3: Cross multiply
    172,077.12x = 237,489.60 × 96,629.76
  4. Step 4: Simplify right side
    172,077.12x = 22,948,563,050.50
  5. Step 5: Solve for x
    x = 22,948,563,050.50/172,077.12
  6. Step 6: Final answer
    x = 133,362.08

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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.