Home / 91,011.85-136,226.17-48,788.17

Finding the Fourth Proportional to 91,011.85, 136,226.17 and 48,788.17

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Solution

The fourth proportional to 91,011.85, 136,226.17 and 48,788.17 is: 73,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,011.85 : 136,226.17 = 48,788.17 : x
  2. Step 2: Convert to fraction form
    91,011.85/136,226.17 = 48,788.17/x
  3. Step 3: Cross multiply
    91,011.85x = 136,226.17 × 48,788.17
  4. Step 4: Simplify right side
    91,011.85x = 6,646,225,540.41
  5. Step 5: Solve for x
    x = 6,646,225,540.41/91,011.85
  6. Step 6: Final answer
    x = 73,025.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.