Home / 189,429.03-284,190.53-56,309.04

Finding the Fourth Proportional to 189,429.03, 284,190.53 and 56,309.04

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Solution

The fourth proportional to 189,429.03, 284,190.53 and 56,309.04 is: 84,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,429.03 : 284,190.53 = 56,309.04 : x
  2. Step 2: Convert to fraction form
    189,429.03/284,190.53 = 56,309.04/x
  3. Step 3: Cross multiply
    189,429.03x = 284,190.53 × 56,309.04
  4. Step 4: Simplify right side
    189,429.03x = 16,002,495,639.85
  5. Step 5: Solve for x
    x = 16,002,495,639.85/189,429.03
  6. Step 6: Final answer
    x = 84,477.53

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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.