Home / 40,990.32-56,566.04-23,085.36

Finding the Fourth Proportional to 40,990.32, 56,566.04 and 23,085.36

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Solution

The fourth proportional to 40,990.32, 56,566.04 and 23,085.36 is: 31,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,990.32 : 56,566.04 = 23,085.36 : x
  2. Step 2: Convert to fraction form
    40,990.32/56,566.04 = 23,085.36/x
  3. Step 3: Cross multiply
    40,990.32x = 56,566.04 × 23,085.36
  4. Step 4: Simplify right side
    40,990.32x = 1,305,847,397.17
  5. Step 5: Solve for x
    x = 1,305,847,397.17/40,990.32
  6. Step 6: Final answer
    x = 31,857.46

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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.