Home / 191,168.48-263,423.77-147,885.12

Finding the Fourth Proportional to 191,168.48, 263,423.77 and 147,885.12

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Solution

The fourth proportional to 191,168.48, 263,423.77 and 147,885.12 is: 203,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,168.48 : 263,423.77 = 147,885.12 : x
  2. Step 2: Convert to fraction form
    191,168.48/263,423.77 = 147,885.12/x
  3. Step 3: Cross multiply
    191,168.48x = 263,423.77 × 147,885.12
  4. Step 4: Simplify right side
    191,168.48x = 38,956,455,837.30
  5. Step 5: Solve for x
    x = 38,956,455,837.30/191,168.48
  6. Step 6: Final answer
    x = 203,780.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.