Home / 191,834.19-287,716.46-51,560.01

Finding the Fourth Proportional to 191,834.19, 287,716.46 and 51,560.01

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Solution

The fourth proportional to 191,834.19, 287,716.46 and 51,560.01 is: 77,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,834.19 : 287,716.46 = 51,560.01 : x
  2. Step 2: Convert to fraction form
    191,834.19/287,716.46 = 51,560.01/x
  3. Step 3: Cross multiply
    191,834.19x = 287,716.46 × 51,560.01
  4. Step 4: Simplify right side
    191,834.19x = 14,834,663,296.96
  5. Step 5: Solve for x
    x = 14,834,663,296.96/191,834.19
  6. Step 6: Final answer
    x = 77,330.65

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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.