Home / 191,204.37-286,804.13-85,948.92

Finding the Fourth Proportional to 191,204.37, 286,804.13 and 85,948.92

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Solution

The fourth proportional to 191,204.37, 286,804.13 and 85,948.92 is: 128,922.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,204.37 : 286,804.13 = 85,948.92 : x
  2. Step 2: Convert to fraction form
    191,204.37/286,804.13 = 85,948.92/x
  3. Step 3: Cross multiply
    191,204.37x = 286,804.13 × 85,948.92
  4. Step 4: Simplify right side
    191,204.37x = 24,650,504,795.30
  5. Step 5: Solve for x
    x = 24,650,504,795.30/191,204.37
  6. Step 6: Final answer
    x = 128,922.29

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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.