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Finding the Fourth Proportional to 94,813.31, 130,835.72 and 52,368.50

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Solution

The fourth proportional to 94,813.31, 130,835.72 and 52,368.50 is: 72,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,813.31 : 130,835.72 = 52,368.50 : x
  2. Step 2: Convert to fraction form
    94,813.31/130,835.72 = 52,368.50/x
  3. Step 3: Cross multiply
    94,813.31x = 130,835.72 × 52,368.50
  4. Step 4: Simplify right side
    94,813.31x = 6,851,670,140.98
  5. Step 5: Solve for x
    x = 6,851,670,140.98/94,813.31
  6. Step 6: Final answer
    x = 72,264.86

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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.