Home / 189,372.64-284,010.02-56,222.76

Finding the Fourth Proportional to 189,372.64, 284,010.02 and 56,222.76

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Solution

The fourth proportional to 189,372.64, 284,010.02 and 56,222.76 is: 84,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,372.64 : 284,010.02 = 56,222.76 : x
  2. Step 2: Convert to fraction form
    189,372.64/284,010.02 = 56,222.76/x
  3. Step 3: Cross multiply
    189,372.64x = 284,010.02 × 56,222.76
  4. Step 4: Simplify right side
    189,372.64x = 15,967,827,192.06
  5. Step 5: Solve for x
    x = 15,967,827,192.06/189,372.64
  6. Step 6: Final answer
    x = 84,319.61

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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.