Home / 191,220.32-286,863.28-58,114.04

Finding the Fourth Proportional to 191,220.32, 286,863.28 and 58,114.04

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Solution

The fourth proportional to 191,220.32, 286,863.28 and 58,114.04 is: 87,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,220.32 : 286,863.28 = 58,114.04 : x
  2. Step 2: Convert to fraction form
    191,220.32/286,863.28 = 58,114.04/x
  3. Step 3: Cross multiply
    191,220.32x = 286,863.28 × 58,114.04
  4. Step 4: Simplify right side
    191,220.32x = 16,670,784,128.45
  5. Step 5: Solve for x
    x = 16,670,784,128.45/191,220.32
  6. Step 6: Final answer
    x = 87,181.03

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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.