Home / 70,163.00-96,828.45-42,930.57

Finding the Fourth Proportional to 70,163.00, 96,828.45 and 42,930.57

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Solution

The fourth proportional to 70,163.00, 96,828.45 and 42,930.57 is: 59,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,163.00 : 96,828.45 = 42,930.57 : x
  2. Step 2: Convert to fraction form
    70,163.00/96,828.45 = 42,930.57/x
  3. Step 3: Cross multiply
    70,163.00x = 96,828.45 × 42,930.57
  4. Step 4: Simplify right side
    70,163.00x = 4,156,900,298.07
  5. Step 5: Solve for x
    x = 4,156,900,298.07/70,163.00
  6. Step 6: Final answer
    x = 59,246.33

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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.