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Finding the Fourth Proportional to 114,364.96, 157,823.64 and 64,063.84

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Solution

The fourth proportional to 114,364.96, 157,823.64 and 64,063.84 is: 88,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,364.96 : 157,823.64 = 64,063.84 : x
  2. Step 2: Convert to fraction form
    114,364.96/157,823.64 = 64,063.84/x
  3. Step 3: Cross multiply
    114,364.96x = 157,823.64 × 64,063.84
  4. Step 4: Simplify right side
    114,364.96x = 10,110,788,421.18
  5. Step 5: Solve for x
    x = 10,110,788,421.18/114,364.96
  6. Step 6: Final answer
    x = 88,408.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.