Home / 191,011.41-263,597.30-119,432.92

Finding the Fourth Proportional to 191,011.41, 263,597.30 and 119,432.92

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Solution

The fourth proportional to 191,011.41, 263,597.30 and 119,432.92 is: 164,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,011.41 : 263,597.30 = 119,432.92 : x
  2. Step 2: Convert to fraction form
    191,011.41/263,597.30 = 119,432.92/x
  3. Step 3: Cross multiply
    191,011.41x = 263,597.30 × 119,432.92
  4. Step 4: Simplify right side
    191,011.41x = 31,482,195,243.12
  5. Step 5: Solve for x
    x = 31,482,195,243.12/191,011.41
  6. Step 6: Final answer
    x = 164,818.40

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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.