Home / 114,861.60-172,292.29-35,981.98

Finding the Fourth Proportional to 114,861.60, 172,292.29 and 35,981.98

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Solution

The fourth proportional to 114,861.60, 172,292.29 and 35,981.98 is: 53,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,861.60 : 172,292.29 = 35,981.98 : x
  2. Step 2: Convert to fraction form
    114,861.60/172,292.29 = 35,981.98/x
  3. Step 3: Cross multiply
    114,861.60x = 172,292.29 × 35,981.98
  4. Step 4: Simplify right side
    114,861.60x = 6,199,416,871.47
  5. Step 5: Solve for x
    x = 6,199,416,871.47/114,861.60
  6. Step 6: Final answer
    x = 53,972.93

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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.