Home / 94,605.90-130,550.07-52,164.78

Finding the Fourth Proportional to 94,605.90, 130,550.07 and 52,164.78

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Solution

The fourth proportional to 94,605.90, 130,550.07 and 52,164.78 is: 71,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,605.90 : 130,550.07 = 52,164.78 : x
  2. Step 2: Convert to fraction form
    94,605.90/130,550.07 = 52,164.78/x
  3. Step 3: Cross multiply
    94,605.90x = 130,550.07 × 52,164.78
  4. Step 4: Simplify right side
    94,605.90x = 6,810,115,680.53
  5. Step 5: Solve for x
    x = 6,810,115,680.53/94,605.90
  6. Step 6: Final answer
    x = 71,984.05

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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.