Home / 40,105.32-55,341.54-23,335.08

Finding the Fourth Proportional to 40,105.32, 55,341.54 and 23,335.08

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Solution

The fourth proportional to 40,105.32, 55,341.54 and 23,335.08 is: 32,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,105.32 : 55,341.54 = 23,335.08 : x
  2. Step 2: Convert to fraction form
    40,105.32/55,341.54 = 23,335.08/x
  3. Step 3: Cross multiply
    40,105.32x = 55,341.54 × 23,335.08
  4. Step 4: Simplify right side
    40,105.32x = 1,291,399,263.22
  5. Step 5: Solve for x
    x = 1,291,399,263.22/40,105.32
  6. Step 6: Final answer
    x = 32,200.20

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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.