Home / 59,720.79-82,326.38-38,208.23

Finding the Fourth Proportional to 59,720.79, 82,326.38 and 38,208.23

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Solution

The fourth proportional to 59,720.79, 82,326.38 and 38,208.23 is: 52,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,720.79 : 82,326.38 = 38,208.23 : x
  2. Step 2: Convert to fraction form
    59,720.79/82,326.38 = 38,208.23/x
  3. Step 3: Cross multiply
    59,720.79x = 82,326.38 × 38,208.23
  4. Step 4: Simplify right side
    59,720.79x = 3,145,545,262.11
  5. Step 5: Solve for x
    x = 3,145,545,262.11/59,720.79
  6. Step 6: Final answer
    x = 52,670.86

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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.