Home / 59,359.24-81,971.34-38,175.40

Finding the Fourth Proportional to 59,359.24, 81,971.34 and 38,175.40

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Solution

The fourth proportional to 59,359.24, 81,971.34 and 38,175.40 is: 52,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,359.24 : 81,971.34 = 38,175.40 : x
  2. Step 2: Convert to fraction form
    59,359.24/81,971.34 = 38,175.40/x
  3. Step 3: Cross multiply
    59,359.24x = 81,971.34 × 38,175.40
  4. Step 4: Simplify right side
    59,359.24x = 3,129,288,693.04
  5. Step 5: Solve for x
    x = 3,129,288,693.04/59,359.24
  6. Step 6: Final answer
    x = 52,717.80

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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.