Home / 58,705.11-81,018.50-33,549.75

Finding the Fourth Proportional to 58,705.11, 81,018.50 and 33,549.75

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Solution

The fourth proportional to 58,705.11, 81,018.50 and 33,549.75 is: 46,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,705.11 : 81,018.50 = 33,549.75 : x
  2. Step 2: Convert to fraction form
    58,705.11/81,018.50 = 33,549.75/x
  3. Step 3: Cross multiply
    58,705.11x = 81,018.50 × 33,549.75
  4. Step 4: Simplify right side
    58,705.11x = 2,718,150,252.63
  5. Step 5: Solve for x
    x = 2,718,150,252.63/58,705.11
  6. Step 6: Final answer
    x = 46,301.77

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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.