Home / 94,887.83-130,947.98-51,869.69

Finding the Fourth Proportional to 94,887.83, 130,947.98 and 51,869.69

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Solution

The fourth proportional to 94,887.83, 130,947.98 and 51,869.69 is: 71,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887.83 : 130,947.98 = 51,869.69 : x
  2. Step 2: Convert to fraction form
    94,887.83/130,947.98 = 51,869.69/x
  3. Step 3: Cross multiply
    94,887.83x = 130,947.98 × 51,869.69
  4. Step 4: Simplify right side
    94,887.83x = 6,792,231,585.77
  5. Step 5: Solve for x
    x = 6,792,231,585.77/94,887.83
  6. Step 6: Final answer
    x = 71,581.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.