Home / 94,707.12-130,743.14-58,908.64

Finding the Fourth Proportional to 94,707.12, 130,743.14 and 58,908.64

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Solution

The fourth proportional to 94,707.12, 130,743.14 and 58,908.64 is: 81,323.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,707.12 : 130,743.14 = 58,908.64 : x
  2. Step 2: Convert to fraction form
    94,707.12/130,743.14 = 58,908.64/x
  3. Step 3: Cross multiply
    94,707.12x = 130,743.14 × 58,908.64
  4. Step 4: Simplify right side
    94,707.12x = 7,701,900,566.73
  5. Step 5: Solve for x
    x = 7,701,900,566.73/94,707.12
  6. Step 6: Final answer
    x = 81,323.35

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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.