Home / 94,530.90-130,470.03-58,712.70

Finding the Fourth Proportional to 94,530.90, 130,470.03 and 58,712.70

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Solution

The fourth proportional to 94,530.90, 130,470.03 and 58,712.70 is: 81,034.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,530.90 : 130,470.03 = 58,712.70 : x
  2. Step 2: Convert to fraction form
    94,530.90/130,470.03 = 58,712.70/x
  3. Step 3: Cross multiply
    94,530.90x = 130,470.03 × 58,712.70
  4. Step 4: Simplify right side
    94,530.90x = 7,660,247,730.38
  5. Step 5: Solve for x
    x = 7,660,247,730.38/94,530.90
  6. Step 6: Final answer
    x = 81,034.33

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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.