Home / 191,853.68-264,925.23-120,356.60

Finding the Fourth Proportional to 191,853.68, 264,925.23 and 120,356.60

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Solution

The fourth proportional to 191,853.68, 264,925.23 and 120,356.60 is: 166,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,853.68 : 264,925.23 = 120,356.60 : x
  2. Step 2: Convert to fraction form
    191,853.68/264,925.23 = 120,356.60/x
  3. Step 3: Cross multiply
    191,853.68x = 264,925.23 × 120,356.60
  4. Step 4: Simplify right side
    191,853.68x = 31,885,499,937.02
  5. Step 5: Solve for x
    x = 31,885,499,937.02/191,853.68
  6. Step 6: Final answer
    x = 166,196.97

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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.