Home / 191,187.42-286,776.27-50,945.64

Finding the Fourth Proportional to 191,187.42, 286,776.27 and 50,945.64

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Solution

The fourth proportional to 191,187.42, 286,776.27 and 50,945.64 is: 76,417.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,187.42 : 286,776.27 = 50,945.64 : x
  2. Step 2: Convert to fraction form
    191,187.42/286,776.27 = 50,945.64/x
  3. Step 3: Cross multiply
    191,187.42x = 286,776.27 × 50,945.64
  4. Step 4: Simplify right side
    191,187.42x = 14,610,000,611.96
  5. Step 5: Solve for x
    x = 14,610,000,611.96/191,187.42
  6. Step 6: Final answer
    x = 76,417.16

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1.5x scale

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.