Home / 59,416.71-81,964.38-40,290.01

Finding the Fourth Proportional to 59,416.71, 81,964.38 and 40,290.01

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Solution

The fourth proportional to 59,416.71, 81,964.38 and 40,290.01 is: 55,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,416.71 : 81,964.38 = 40,290.01 : x
  2. Step 2: Convert to fraction form
    59,416.71/81,964.38 = 40,290.01/x
  3. Step 3: Cross multiply
    59,416.71x = 81,964.38 × 40,290.01
  4. Step 4: Simplify right side
    59,416.71x = 3,302,345,689.84
  5. Step 5: Solve for x
    x = 3,302,345,689.84/59,416.71
  6. Step 6: Final answer
    x = 55,579.41

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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.