Home / 94,731.23-130,730.18-52,289.79

Finding the Fourth Proportional to 94,731.23, 130,730.18 and 52,289.79

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Solution

The fourth proportional to 94,731.23, 130,730.18 and 52,289.79 is: 72,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.23 : 130,730.18 = 52,289.79 : x
  2. Step 2: Convert to fraction form
    94,731.23/130,730.18 = 52,289.79/x
  3. Step 3: Cross multiply
    94,731.23x = 130,730.18 × 52,289.79
  4. Step 4: Simplify right side
    94,731.23x = 6,835,853,397.41
  5. Step 5: Solve for x
    x = 6,835,853,397.41/94,731.23
  6. Step 6: Final answer
    x = 72,160.51

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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.