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Finding the Fourth Proportional to 94,590.95, 130,536.41 and 52,151

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Solution

The fourth proportional to 94,590.95, 130,536.41 and 52,151 is: 71,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,590.95 : 130,536.41 = 52,151 : x
  2. Step 2: Convert to fraction form
    94,590.95/130,536.41 = 52,151/x
  3. Step 3: Cross multiply
    94,590.95x = 130,536.41 × 52,151
  4. Step 4: Simplify right side
    94,590.95x = 6,807,604,317.91
  5. Step 5: Solve for x
    x = 6,807,604,317.91/94,590.95
  6. Step 6: Final answer
    x = 71,968.88

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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.