Home / 77,194.10-106,529.75-43,202.32

Finding the Fourth Proportional to 77,194.10, 106,529.75 and 43,202.32

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Solution

The fourth proportional to 77,194.10, 106,529.75 and 43,202.32 is: 59,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,194.10 : 106,529.75 = 43,202.32 : x
  2. Step 2: Convert to fraction form
    77,194.10/106,529.75 = 43,202.32/x
  3. Step 3: Cross multiply
    77,194.10x = 106,529.75 × 43,202.32
  4. Step 4: Simplify right side
    77,194.10x = 4,602,332,349.02
  5. Step 5: Solve for x
    x = 4,602,332,349.02/77,194.10
  6. Step 6: Final answer
    x = 59,620.26

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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.