Home / 40,437.75-55,774.40-26,090.29

Finding the Fourth Proportional to 40,437.75, 55,774.40 and 26,090.29

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Solution

The fourth proportional to 40,437.75, 55,774.40 and 26,090.29 is: 35,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,437.75 : 55,774.40 = 26,090.29 : x
  2. Step 2: Convert to fraction form
    40,437.75/55,774.40 = 26,090.29/x
  3. Step 3: Cross multiply
    40,437.75x = 55,774.40 × 26,090.29
  4. Step 4: Simplify right side
    40,437.75x = 1,455,170,270.58
  5. Step 5: Solve for x
    x = 1,455,170,270.58/40,437.75
  6. Step 6: Final answer
    x = 35,985.44

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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.