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Finding the Fourth Proportional to 88,877.94, 122,653.50 and 53,061.26

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Solution

The fourth proportional to 88,877.94, 122,653.50 and 53,061.26 is: 73,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,877.94 : 122,653.50 = 53,061.26 : x
  2. Step 2: Convert to fraction form
    88,877.94/122,653.50 = 53,061.26/x
  3. Step 3: Cross multiply
    88,877.94x = 122,653.50 × 53,061.26
  4. Step 4: Simplify right side
    88,877.94x = 6,508,149,253.41
  5. Step 5: Solve for x
    x = 6,508,149,253.41/88,877.94
  6. Step 6: Final answer
    x = 73,225.70

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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.