Home / 91,493.03-126,261.02-51,210.52

Finding the Fourth Proportional to 91,493.03, 126,261.02 and 51,210.52

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Solution

The fourth proportional to 91,493.03, 126,261.02 and 51,210.52 is: 70,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,493.03 : 126,261.02 = 51,210.52 : x
  2. Step 2: Convert to fraction form
    91,493.03/126,261.02 = 51,210.52/x
  3. Step 3: Cross multiply
    91,493.03x = 126,261.02 × 51,210.52
  4. Step 4: Simplify right side
    91,493.03x = 6,465,892,302.30
  5. Step 5: Solve for x
    x = 6,465,892,302.30/91,493.03
  6. Step 6: Final answer
    x = 70,670.87

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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.