Home / 31,203.02-43,060.17-17,782.07

Finding the Fourth Proportional to 31,203.02, 43,060.17 and 17,782.07

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Solution

The fourth proportional to 31,203.02, 43,060.17 and 17,782.07 is: 24,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.02 : 43,060.17 = 17,782.07 : x
  2. Step 2: Convert to fraction form
    31,203.02/43,060.17 = 17,782.07/x
  3. Step 3: Cross multiply
    31,203.02x = 43,060.17 × 17,782.07
  4. Step 4: Simplify right side
    31,203.02x = 765,698,808.53
  5. Step 5: Solve for x
    x = 765,698,808.53/31,203.02
  6. Step 6: Final answer
    x = 24,539.25

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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.