Home / 128,416.67-192,577.10-44,152.97

Finding the Fourth Proportional to 128,416.67, 192,577.10 and 44,152.97

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Solution

The fourth proportional to 128,416.67, 192,577.10 and 44,152.97 is: 66,212.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,416.67 : 192,577.10 = 44,152.97 : x
  2. Step 2: Convert to fraction form
    128,416.67/192,577.10 = 44,152.97/x
  3. Step 3: Cross multiply
    128,416.67x = 192,577.10 × 44,152.97
  4. Step 4: Simplify right side
    128,416.67x = 8,502,849,735.34
  5. Step 5: Solve for x
    x = 8,502,849,735.34/128,416.67
  6. Step 6: Final answer
    x = 66,212.98

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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.