Home / 67,999.76-93,837.65-37,784.34

Finding the Fourth Proportional to 67,999.76, 93,837.65 and 37,784.34

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Solution

The fourth proportional to 67,999.76, 93,837.65 and 37,784.34 is: 52,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,999.76 : 93,837.65 = 37,784.34 : x
  2. Step 2: Convert to fraction form
    67,999.76/93,837.65 = 37,784.34/x
  3. Step 3: Cross multiply
    67,999.76x = 93,837.65 × 37,784.34
  4. Step 4: Simplify right side
    67,999.76x = 3,545,593,672.40
  5. Step 5: Solve for x
    x = 3,545,593,672.40/67,999.76
  6. Step 6: Final answer
    x = 52,141.27

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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.