Home / 91,816.25-126,704.76-51,526.85

Finding the Fourth Proportional to 91,816.25, 126,704.76 and 51,526.85

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Solution

The fourth proportional to 91,816.25, 126,704.76 and 51,526.85 is: 71,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,816.25 : 126,704.76 = 51,526.85 : x
  2. Step 2: Convert to fraction form
    91,816.25/126,704.76 = 51,526.85/x
  3. Step 3: Cross multiply
    91,816.25x = 126,704.76 × 51,526.85
  4. Step 4: Simplify right side
    91,816.25x = 6,528,697,162.81
  5. Step 5: Solve for x
    x = 6,528,697,162.81/91,816.25
  6. Step 6: Final answer
    x = 71,106.12

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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.