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Finding the Fourth Proportional to 94,536.78, 130,460.40 and 52,094.40

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Solution

The fourth proportional to 94,536.78, 130,460.40 and 52,094.40 is: 71,890.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,536.78 : 130,460.40 = 52,094.40 : x
  2. Step 2: Convert to fraction form
    94,536.78/130,460.40 = 52,094.40/x
  3. Step 3: Cross multiply
    94,536.78x = 130,460.40 × 52,094.40
  4. Step 4: Simplify right side
    94,536.78x = 6,796,256,261.76
  5. Step 5: Solve for x
    x = 6,796,256,261.76/94,536.78
  6. Step 6: Final answer
    x = 71,890.08

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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.