Home / 57,186.52-78,940.54-37,060.68

Finding the Fourth Proportional to 57,186.52, 78,940.54 and 37,060.68

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Solution

The fourth proportional to 57,186.52, 78,940.54 and 37,060.68 is: 51,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,186.52 : 78,940.54 = 37,060.68 : x
  2. Step 2: Convert to fraction form
    57,186.52/78,940.54 = 37,060.68/x
  3. Step 3: Cross multiply
    57,186.52x = 78,940.54 × 37,060.68
  4. Step 4: Simplify right side
    57,186.52x = 2,925,590,091.97
  5. Step 5: Solve for x
    x = 2,925,590,091.97/57,186.52
  6. Step 6: Final answer
    x = 51,158.74

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1.5x scale

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.