Home / 40,699.90-56,166.03-23,715.79

Finding the Fourth Proportional to 40,699.90, 56,166.03 and 23,715.79

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Solution

The fourth proportional to 40,699.90, 56,166.03 and 23,715.79 is: 32,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,699.90 : 56,166.03 = 23,715.79 : x
  2. Step 2: Convert to fraction form
    40,699.90/56,166.03 = 23,715.79/x
  3. Step 3: Cross multiply
    40,699.90x = 56,166.03 × 23,715.79
  4. Step 4: Simplify right side
    40,699.90x = 1,332,022,054.32
  5. Step 5: Solve for x
    x = 1,332,022,054.32/40,699.90
  6. Step 6: Final answer
    x = 32,727.90

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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.