Home / 189,370.63-284,007.03-56,220.76

Finding the Fourth Proportional to 189,370.63, 284,007.03 and 56,220.76

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Solution

The fourth proportional to 189,370.63, 284,007.03 and 56,220.76 is: 84,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,370.63 : 284,007.03 = 56,220.76 : x
  2. Step 2: Convert to fraction form
    189,370.63/284,007.03 = 56,220.76/x
  3. Step 3: Cross multiply
    189,370.63x = 284,007.03 × 56,220.76
  4. Step 4: Simplify right side
    189,370.63x = 15,967,091,071.94
  5. Step 5: Solve for x
    x = 15,967,091,071.94/189,370.63
  6. Step 6: Final answer
    x = 84,316.62

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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.