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Finding the Fourth Proportional to 64,051.79, 88,389.79 and 35,373.53

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Solution

The fourth proportional to 64,051.79, 88,389.79 and 35,373.53 is: 48,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,051.79 : 88,389.79 = 35,373.53 : x
  2. Step 2: Convert to fraction form
    64,051.79/88,389.79 = 35,373.53/x
  3. Step 3: Cross multiply
    64,051.79x = 88,389.79 × 35,373.53
  4. Step 4: Simplify right side
    64,051.79x = 3,126,659,020.80
  5. Step 5: Solve for x
    x = 3,126,659,020.80/64,051.79
  6. Step 6: Final answer
    x = 48,814.55

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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.