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Finding the Fourth Proportional to 94,230.66, 130,025.79 and 58,407.66

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Solution

The fourth proportional to 94,230.66, 130,025.79 and 58,407.66 is: 80,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,230.66 : 130,025.79 = 58,407.66 : x
  2. Step 2: Convert to fraction form
    94,230.66/130,025.79 = 58,407.66/x
  3. Step 3: Cross multiply
    94,230.66x = 130,025.79 × 58,407.66
  4. Step 4: Simplify right side
    94,230.66x = 7,594,502,133.55
  5. Step 5: Solve for x
    x = 7,594,502,133.55/94,230.66
  6. Step 6: Final answer
    x = 80,594.81

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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.