Home / 91,883.40-126,812.83-56,094.23

Finding the Fourth Proportional to 91,883.40, 126,812.83 and 56,094.23

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Solution

The fourth proportional to 91,883.40, 126,812.83 and 56,094.23 is: 77,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,883.40 : 126,812.83 = 56,094.23 : x
  2. Step 2: Convert to fraction form
    91,883.40/126,812.83 = 56,094.23/x
  3. Step 3: Cross multiply
    91,883.40x = 126,812.83 × 56,094.23
  4. Step 4: Simplify right side
    91,883.40x = 7,113,467,418.91
  5. Step 5: Solve for x
    x = 7,113,467,418.91/91,883.40
  6. Step 6: Final answer
    x = 77,418.42

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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.