Home / 172,501.48-258,670.35-60,168.05

Finding the Fourth Proportional to 172,501.48, 258,670.35 and 60,168.05

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Solution

The fourth proportional to 172,501.48, 258,670.35 and 60,168.05 is: 90,223.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,501.48 : 258,670.35 = 60,168.05 : x
  2. Step 2: Convert to fraction form
    172,501.48/258,670.35 = 60,168.05/x
  3. Step 3: Cross multiply
    172,501.48x = 258,670.35 × 60,168.05
  4. Step 4: Simplify right side
    172,501.48x = 15,563,690,552.32
  5. Step 5: Solve for x
    x = 15,563,690,552.32/172,501.48
  6. Step 6: Final answer
    x = 90,223.52

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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.