Home / 189,635.04-284,452.47-56,511.90

Finding the Fourth Proportional to 189,635.04, 284,452.47 and 56,511.90

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Solution

The fourth proportional to 189,635.04, 284,452.47 and 56,511.90 is: 84,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,635.04 : 284,452.47 = 56,511.90 : x
  2. Step 2: Convert to fraction form
    189,635.04/284,452.47 = 56,511.90/x
  3. Step 3: Cross multiply
    189,635.04x = 284,452.47 × 56,511.90
  4. Step 4: Simplify right side
    189,635.04x = 16,074,949,539.39
  5. Step 5: Solve for x
    x = 16,074,949,539.39/189,635.04
  6. Step 6: Final answer
    x = 84,767.82

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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.