Home / 77,173.24-106,501.08-43,180.60

Finding the Fourth Proportional to 77,173.24, 106,501.08 and 43,180.60

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Solution

The fourth proportional to 77,173.24, 106,501.08 and 43,180.60 is: 59,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,173.24 : 106,501.08 = 43,180.60 : x
  2. Step 2: Convert to fraction form
    77,173.24/106,501.08 = 43,180.60/x
  3. Step 3: Cross multiply
    77,173.24x = 106,501.08 × 43,180.60
  4. Step 4: Simplify right side
    77,173.24x = 4,598,780,535.05
  5. Step 5: Solve for x
    x = 4,598,780,535.05/77,173.24
  6. Step 6: Final answer
    x = 59,590.35

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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.