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Finding the Fourth Proportional to 94,851.63, 130,897.89 and 52,412.90

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Solution

The fourth proportional to 94,851.63, 130,897.89 and 52,412.90 is: 72,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,851.63 : 130,897.89 = 52,412.90 : x
  2. Step 2: Convert to fraction form
    94,851.63/130,897.89 = 52,412.90/x
  3. Step 3: Cross multiply
    94,851.63x = 130,897.89 × 52,412.90
  4. Step 4: Simplify right side
    94,851.63x = 6,860,737,364.29
  5. Step 5: Solve for x
    x = 6,860,737,364.29/94,851.63
  6. Step 6: Final answer
    x = 72,331.25

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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.