Home / 91,838.05-126,703.90-60,025.30

Finding the Fourth Proportional to 91,838.05, 126,703.90 and 60,025.30

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Solution

The fourth proportional to 91,838.05, 126,703.90 and 60,025.30 is: 82,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,838.05 : 126,703.90 = 60,025.30 : x
  2. Step 2: Convert to fraction form
    91,838.05/126,703.90 = 60,025.30/x
  3. Step 3: Cross multiply
    91,838.05x = 126,703.90 × 60,025.30
  4. Step 4: Simplify right side
    91,838.05x = 7,605,439,608.67
  5. Step 5: Solve for x
    x = 7,605,439,608.67/91,838.05
  6. Step 6: Final answer
    x = 82,813.60

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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.