Home / 231,039.36-346,571.28-64,840.32

Finding the Fourth Proportional to 231,039.36, 346,571.28 and 64,840.32

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Solution

The fourth proportional to 231,039.36, 346,571.28 and 64,840.32 is: 97,263.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,039.36 : 346,571.28 = 64,840.32 : x
  2. Step 2: Convert to fraction form
    231,039.36/346,571.28 = 64,840.32/x
  3. Step 3: Cross multiply
    231,039.36x = 346,571.28 × 64,840.32
  4. Step 4: Simplify right side
    231,039.36x = 22,471,792,698.01
  5. Step 5: Solve for x
    x = 22,471,792,698.01/231,039.36
  6. Step 6: Final answer
    x = 97,263.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.