Home / 114,865.87-172,298.80-52,492.63

Finding the Fourth Proportional to 114,865.87, 172,298.80 and 52,492.63

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Solution

The fourth proportional to 114,865.87, 172,298.80 and 52,492.63 is: 78,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,865.87 : 172,298.80 = 52,492.63 : x
  2. Step 2: Convert to fraction form
    114,865.87/172,298.80 = 52,492.63/x
  3. Step 3: Cross multiply
    114,865.87x = 172,298.80 × 52,492.63
  4. Step 4: Simplify right side
    114,865.87x = 9,044,416,296.35
  5. Step 5: Solve for x
    x = 9,044,416,296.35/114,865.87
  6. Step 6: Final answer
    x = 78,738.94

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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.