Home / 59,366.30-81,981-38,182.34

Finding the Fourth Proportional to 59,366.30, 81,981 and 38,182.34

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Solution

The fourth proportional to 59,366.30, 81,981 and 38,182.34 is: 52,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,366.30 : 81,981 = 38,182.34 : x
  2. Step 2: Convert to fraction form
    59,366.30/81,981 = 38,182.34/x
  3. Step 3: Cross multiply
    59,366.30x = 81,981 × 38,182.34
  4. Step 4: Simplify right side
    59,366.30x = 3,130,226,415.54
  5. Step 5: Solve for x
    x = 3,130,226,415.54/59,366.30
  6. Step 6: Final answer
    x = 52,727.33

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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.