Home / 91,918.27-126,827.53-53,660.46

Finding the Fourth Proportional to 91,918.27, 126,827.53 and 53,660.46

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Solution

The fourth proportional to 91,918.27, 126,827.53 and 53,660.46 is: 74,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,918.27 : 126,827.53 = 53,660.46 : x
  2. Step 2: Convert to fraction form
    91,918.27/126,827.53 = 53,660.46/x
  3. Step 3: Cross multiply
    91,918.27x = 126,827.53 × 53,660.46
  4. Step 4: Simplify right side
    91,918.27x = 6,805,623,600.46
  5. Step 5: Solve for x
    x = 6,805,623,600.46/91,918.27
  6. Step 6: Final answer
    x = 74,039.94

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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.