Home / 91,327.30-126,030.69-50,491.26

Finding the Fourth Proportional to 91,327.30, 126,030.69 and 50,491.26

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Solution

The fourth proportional to 91,327.30, 126,030.69 and 50,491.26 is: 69,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,327.30 : 126,030.69 = 50,491.26 : x
  2. Step 2: Convert to fraction form
    91,327.30/126,030.69 = 50,491.26/x
  3. Step 3: Cross multiply
    91,327.30x = 126,030.69 × 50,491.26
  4. Step 4: Simplify right side
    91,327.30x = 6,363,448,336.77
  5. Step 5: Solve for x
    x = 6,363,448,336.77/91,327.30
  6. Step 6: Final answer
    x = 69,677.39

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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.