Home / 94,630.05-130,585.05-54,315.43

Finding the Fourth Proportional to 94,630.05, 130,585.05 and 54,315.43

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Solution

The fourth proportional to 94,630.05, 130,585.05 and 54,315.43 is: 74,952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,630.05 : 130,585.05 = 54,315.43 : x
  2. Step 2: Convert to fraction form
    94,630.05/130,585.05 = 54,315.43/x
  3. Step 3: Cross multiply
    94,630.05x = 130,585.05 × 54,315.43
  4. Step 4: Simplify right side
    94,630.05x = 7,092,782,815.86
  5. Step 5: Solve for x
    x = 7,092,782,815.86/94,630.05
  6. Step 6: Final answer
    x = 74,952.75

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1.5x scale

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.