Home / 53,194.81-72,876.59-51,200.59

Finding the Fourth Proportional to 53,194.81, 72,876.59 and 51,200.59

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Solution

The fourth proportional to 53,194.81, 72,876.59 and 51,200.59 is: 70,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,194.81 : 72,876.59 = 51,200.59 : x
  2. Step 2: Convert to fraction form
    53,194.81/72,876.59 = 51,200.59/x
  3. Step 3: Cross multiply
    53,194.81x = 72,876.59 × 51,200.59
  4. Step 4: Simplify right side
    53,194.81x = 3,731,324,405.19
  5. Step 5: Solve for x
    x = 3,731,324,405.19/53,194.81
  6. Step 6: Final answer
    x = 70,144.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.