Home / 91,516.83-126,289.53-53,277.47

Finding the Fourth Proportional to 91,516.83, 126,289.53 and 53,277.47

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Solution

The fourth proportional to 91,516.83, 126,289.53 and 53,277.47 is: 73,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,516.83 : 126,289.53 = 53,277.47 : x
  2. Step 2: Convert to fraction form
    91,516.83/126,289.53 = 53,277.47/x
  3. Step 3: Cross multiply
    91,516.83x = 126,289.53 × 53,277.47
  4. Step 4: Simplify right side
    91,516.83x = 6,728,386,488.03
  5. Step 5: Solve for x
    x = 6,728,386,488.03/91,516.83
  6. Step 6: Final answer
    x = 73,520.76

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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.