Home / 191,880.10-287,794.23-51,647.14

Finding the Fourth Proportional to 191,880.10, 287,794.23 and 51,647.14

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Solution

The fourth proportional to 191,880.10, 287,794.23 and 51,647.14 is: 77,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,880.10 : 287,794.23 = 51,647.14 : x
  2. Step 2: Convert to fraction form
    191,880.10/287,794.23 = 51,647.14/x
  3. Step 3: Cross multiply
    191,880.10x = 287,794.23 × 51,647.14
  4. Step 4: Simplify right side
    191,880.10x = 14,863,748,888.00
  5. Step 5: Solve for x
    x = 14,863,748,888.00/191,880.10
  6. Step 6: Final answer
    x = 77,463.73

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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.