Home / 42,566-58,714.44-30,610.40

Finding the Fourth Proportional to 42,566, 58,714.44 and 30,610.40

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Solution

The fourth proportional to 42,566, 58,714.44 and 30,610.40 is: 42,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,566 : 58,714.44 = 30,610.40 : x
  2. Step 2: Convert to fraction form
    42,566/58,714.44 = 30,610.40/x
  3. Step 3: Cross multiply
    42,566x = 58,714.44 × 30,610.40
  4. Step 4: Simplify right side
    42,566x = 1,797,272,494.18
  5. Step 5: Solve for x
    x = 1,797,272,494.18/42,566
  6. Step 6: Final answer
    x = 42,223.19

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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.