Home / 91,093.04-125,709.48-50,810.30

Finding the Fourth Proportional to 91,093.04, 125,709.48 and 50,810.30

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Solution

The fourth proportional to 91,093.04, 125,709.48 and 50,810.30 is: 70,118.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,093.04 : 125,709.48 = 50,810.30 : x
  2. Step 2: Convert to fraction form
    91,093.04/125,709.48 = 50,810.30/x
  3. Step 3: Cross multiply
    91,093.04x = 125,709.48 × 50,810.30
  4. Step 4: Simplify right side
    91,093.04x = 6,387,336,391.64
  5. Step 5: Solve for x
    x = 6,387,336,391.64/91,093.04
  6. Step 6: Final answer
    x = 70,118.82

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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.