Home / 94,520.14-130,437.69-52,078.66

Finding the Fourth Proportional to 94,520.14, 130,437.69 and 52,078.66

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Solution

The fourth proportional to 94,520.14, 130,437.69 and 52,078.66 is: 71,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,520.14 : 130,437.69 = 52,078.66 : x
  2. Step 2: Convert to fraction form
    94,520.14/130,437.69 = 52,078.66/x
  3. Step 3: Cross multiply
    94,520.14x = 130,437.69 × 52,078.66
  4. Step 4: Simplify right side
    94,520.14x = 6,793,020,108.70
  5. Step 5: Solve for x
    x = 6,793,020,108.70/94,520.14
  6. Step 6: Final answer
    x = 71,868.49

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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.