Home / 172,501.76-258,670.70-60,168.34

Finding the Fourth Proportional to 172,501.76, 258,670.70 and 60,168.34

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Solution

The fourth proportional to 172,501.76, 258,670.70 and 60,168.34 is: 90,223.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,501.76 : 258,670.70 = 60,168.34 : x
  2. Step 2: Convert to fraction form
    172,501.76/258,670.70 = 60,168.34/x
  3. Step 3: Cross multiply
    172,501.76x = 258,670.70 × 60,168.34
  4. Step 4: Simplify right side
    172,501.76x = 15,563,785,031.44
  5. Step 5: Solve for x
    x = 15,563,785,031.44/172,501.76
  6. Step 6: Final answer
    x = 90,223.92

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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.