Home / 189,635.29-284,452.85-56,512.15

Finding the Fourth Proportional to 189,635.29, 284,452.85 and 56,512.15

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Solution

The fourth proportional to 189,635.29, 284,452.85 and 56,512.15 is: 84,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,635.29 : 284,452.85 = 56,512.15 : x
  2. Step 2: Convert to fraction form
    189,635.29/284,452.85 = 56,512.15/x
  3. Step 3: Cross multiply
    189,635.29x = 284,452.85 × 56,512.15
  4. Step 4: Simplify right side
    189,635.29x = 16,075,041,844.57
  5. Step 5: Solve for x
    x = 16,075,041,844.57/189,635.29
  6. Step 6: Final answer
    x = 84,768.20

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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.