Home / 189,621.10-284,514.62-89,852.50

Finding the Fourth Proportional to 189,621.10, 284,514.62 and 89,852.50

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Solution

The fourth proportional to 189,621.10, 284,514.62 and 89,852.50 is: 134,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,621.10 : 284,514.62 = 89,852.50 : x
  2. Step 2: Convert to fraction form
    189,621.10/284,514.62 = 89,852.50/x
  3. Step 3: Cross multiply
    189,621.10x = 284,514.62 × 89,852.50
  4. Step 4: Simplify right side
    189,621.10x = 25,564,349,893.55
  5. Step 5: Solve for x
    x = 25,564,349,893.55/189,621.10
  6. Step 6: Final answer
    x = 134,818.07

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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.