Home / 191,937.04-287,905.56-58,816.78

Finding the Fourth Proportional to 191,937.04, 287,905.56 and 58,816.78

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Solution

The fourth proportional to 191,937.04, 287,905.56 and 58,816.78 is: 88,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,937.04 : 287,905.56 = 58,816.78 : x
  2. Step 2: Convert to fraction form
    191,937.04/287,905.56 = 58,816.78/x
  3. Step 3: Cross multiply
    191,937.04x = 287,905.56 × 58,816.78
  4. Step 4: Simplify right side
    191,937.04x = 16,933,677,983.30
  5. Step 5: Solve for x
    x = 16,933,677,983.30/191,937.04
  6. Step 6: Final answer
    x = 88,225.17

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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.