Home / 42,040.58-58,015.61-23,177.70

Finding the Fourth Proportional to 42,040.58, 58,015.61 and 23,177.70

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Solution

The fourth proportional to 42,040.58, 58,015.61 and 23,177.70 is: 31,985.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.58 : 58,015.61 = 23,177.70 : x
  2. Step 2: Convert to fraction form
    42,040.58/58,015.61 = 23,177.70/x
  3. Step 3: Cross multiply
    42,040.58x = 58,015.61 × 23,177.70
  4. Step 4: Simplify right side
    42,040.58x = 1,344,668,606.88
  5. Step 5: Solve for x
    x = 1,344,668,606.88/42,040.58
  6. Step 6: Final answer
    x = 31,985.02

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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.