Home / 40,372.08-55,714.77-25,259.91

Finding the Fourth Proportional to 40,372.08, 55,714.77 and 25,259.91

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Solution

The fourth proportional to 40,372.08, 55,714.77 and 25,259.91 is: 34,859.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.08 : 55,714.77 = 25,259.91 : x
  2. Step 2: Convert to fraction form
    40,372.08/55,714.77 = 25,259.91/x
  3. Step 3: Cross multiply
    40,372.08x = 55,714.77 × 25,259.91
  4. Step 4: Simplify right side
    40,372.08x = 1,407,350,075.87
  5. Step 5: Solve for x
    x = 1,407,350,075.87/40,372.08
  6. Step 6: Final answer
    x = 34,859.49

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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.