Home / 191,236.10-286,554.44-120,966.98

Finding the Fourth Proportional to 191,236.10, 286,554.44 and 120,966.98

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Solution

The fourth proportional to 191,236.10, 286,554.44 and 120,966.98 is: 181,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,236.10 : 286,554.44 = 120,966.98 : x
  2. Step 2: Convert to fraction form
    191,236.10/286,554.44 = 120,966.98/x
  3. Step 3: Cross multiply
    191,236.10x = 286,554.44 × 120,966.98
  4. Step 4: Simplify right side
    191,236.10x = 34,663,625,212.39
  5. Step 5: Solve for x
    x = 34,663,625,212.39/191,236.10
  6. Step 6: Final answer
    x = 181,260.89

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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.