Home / 49,261.50-67,981.14-26,905.50

Finding the Fourth Proportional to 49,261.50, 67,981.14 and 26,905.50

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Solution

The fourth proportional to 49,261.50, 67,981.14 and 26,905.50 is: 37,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,261.50 : 67,981.14 = 26,905.50 : x
  2. Step 2: Convert to fraction form
    49,261.50/67,981.14 = 26,905.50/x
  3. Step 3: Cross multiply
    49,261.50x = 67,981.14 × 26,905.50
  4. Step 4: Simplify right side
    49,261.50x = 1,829,066,562.27
  5. Step 5: Solve for x
    x = 1,829,066,562.27/49,261.50
  6. Step 6: Final answer
    x = 37,129.74

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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.