Home / 91,554.36-126,348.62-51,267.77

Finding the Fourth Proportional to 91,554.36, 126,348.62 and 51,267.77

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Solution

The fourth proportional to 91,554.36, 126,348.62 and 51,267.77 is: 70,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,554.36 : 126,348.62 = 51,267.77 : x
  2. Step 2: Convert to fraction form
    91,554.36/126,348.62 = 51,267.77/x
  3. Step 3: Cross multiply
    91,554.36x = 126,348.62 × 51,267.77
  4. Step 4: Simplify right side
    91,554.36x = 6,477,611,101.90
  5. Step 5: Solve for x
    x = 6,477,611,101.90/91,554.36
  6. Step 6: Final answer
    x = 70,751.53

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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.