Home / 189,525.96-284,461.02-100,853.64

Finding the Fourth Proportional to 189,525.96, 284,461.02 and 100,853.64

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Solution

The fourth proportional to 189,525.96, 284,461.02 and 100,853.64 is: 151,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,525.96 : 284,461.02 = 100,853.64 : x
  2. Step 2: Convert to fraction form
    189,525.96/284,461.02 = 100,853.64/x
  3. Step 3: Cross multiply
    189,525.96x = 284,461.02 × 100,853.64
  4. Step 4: Simplify right side
    189,525.96x = 28,688,929,305.11
  5. Step 5: Solve for x
    x = 28,688,929,305.11/189,525.96
  6. Step 6: Final answer
    x = 151,372.03

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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.