Home / 58,219.73-87,329.58-18,776.84

Finding the Fourth Proportional to 58,219.73, 87,329.58 and 18,776.84

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Solution

The fourth proportional to 58,219.73, 87,329.58 and 18,776.84 is: 28,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,219.73 : 87,329.58 = 18,776.84 : x
  2. Step 2: Convert to fraction form
    58,219.73/87,329.58 = 18,776.84/x
  3. Step 3: Cross multiply
    58,219.73x = 87,329.58 × 18,776.84
  4. Step 4: Simplify right side
    58,219.73x = 1,639,773,114.28
  5. Step 5: Solve for x
    x = 1,639,773,114.28/58,219.73
  6. Step 6: Final answer
    x = 28,165.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.