Home / 191,376.41-287,106.12-58,253.20

Finding the Fourth Proportional to 191,376.41, 287,106.12 and 58,253.20

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Solution

The fourth proportional to 191,376.41, 287,106.12 and 58,253.20 is: 87,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,376.41 : 287,106.12 = 58,253.20 : x
  2. Step 2: Convert to fraction form
    191,376.41/287,106.12 = 58,253.20/x
  3. Step 3: Cross multiply
    191,376.41x = 287,106.12 × 58,253.20
  4. Step 4: Simplify right side
    191,376.41x = 16,724,850,319.30
  5. Step 5: Solve for x
    x = 16,724,850,319.30/191,376.41
  6. Step 6: Final answer
    x = 87,392.43

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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.