Home / 189,343.46-284,074.12-56,224.40

Finding the Fourth Proportional to 189,343.46, 284,074.12 and 56,224.40

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Solution

The fourth proportional to 189,343.46, 284,074.12 and 56,224.40 is: 84,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,343.46 : 284,074.12 = 56,224.40 : x
  2. Step 2: Convert to fraction form
    189,343.46/284,074.12 = 56,224.40/x
  3. Step 3: Cross multiply
    189,343.46x = 284,074.12 × 56,224.40
  4. Step 4: Simplify right side
    189,343.46x = 15,971,896,952.53
  5. Step 5: Solve for x
    x = 15,971,896,952.53/189,343.46
  6. Step 6: Final answer
    x = 84,354.10

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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.