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Finding the Fourth Proportional to 94,312.59, 130,205.19 and 62,524.54

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Solution

The fourth proportional to 94,312.59, 130,205.19 and 62,524.54 is: 86,319.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,312.59 : 130,205.19 = 62,524.54 : x
  2. Step 2: Convert to fraction form
    94,312.59/130,205.19 = 62,524.54/x
  3. Step 3: Cross multiply
    94,312.59x = 130,205.19 × 62,524.54
  4. Step 4: Simplify right side
    94,312.59x = 8,141,019,610.36
  5. Step 5: Solve for x
    x = 8,141,019,610.36/94,312.59
  6. Step 6: Final answer
    x = 86,319.54

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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.