Home / 91,953.50-126,895.41-51,117.35

Finding the Fourth Proportional to 91,953.50, 126,895.41 and 51,117.35

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Solution

The fourth proportional to 91,953.50, 126,895.41 and 51,117.35 is: 70,541.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,953.50 : 126,895.41 = 51,117.35 : x
  2. Step 2: Convert to fraction form
    91,953.50/126,895.41 = 51,117.35/x
  3. Step 3: Cross multiply
    91,953.50x = 126,895.41 × 51,117.35
  4. Step 4: Simplify right side
    91,953.50x = 6,486,556,451.89
  5. Step 5: Solve for x
    x = 6,486,556,451.89/91,953.50
  6. Step 6: Final answer
    x = 70,541.71

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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.