Home / 69,840.36-96,492.45-48,713.94

Finding the Fourth Proportional to 69,840.36, 96,492.45 and 48,713.94

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Solution

The fourth proportional to 69,840.36, 96,492.45 and 48,713.94 is: 67,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,840.36 : 96,492.45 = 48,713.94 : x
  2. Step 2: Convert to fraction form
    69,840.36/96,492.45 = 48,713.94/x
  3. Step 3: Cross multiply
    69,840.36x = 96,492.45 × 48,713.94
  4. Step 4: Simplify right side
    69,840.36x = 4,700,527,419.75
  5. Step 5: Solve for x
    x = 4,700,527,419.75/69,840.36
  6. Step 6: Final answer
    x = 67,303.88

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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.