Home / 172,056.76-237,273.10-111,605.34

Finding the Fourth Proportional to 172,056.76, 237,273.10 and 111,605.34

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Solution

The fourth proportional to 172,056.76, 237,273.10 and 111,605.34 is: 153,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,056.76 : 237,273.10 = 111,605.34 : x
  2. Step 2: Convert to fraction form
    172,056.76/237,273.10 = 111,605.34/x
  3. Step 3: Cross multiply
    172,056.76x = 237,273.10 × 111,605.34
  4. Step 4: Simplify right side
    172,056.76x = 26,480,945,609.11
  5. Step 5: Solve for x
    x = 26,480,945,609.11/172,056.76
  6. Step 6: Final answer
    x = 153,908.20

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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.