Home / 70,033.50-96,618.68-43,129.30

Finding the Fourth Proportional to 70,033.50, 96,618.68 and 43,129.30

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Solution

The fourth proportional to 70,033.50, 96,618.68 and 43,129.30 is: 59,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,033.50 : 96,618.68 = 43,129.30 : x
  2. Step 2: Convert to fraction form
    70,033.50/96,618.68 = 43,129.30/x
  3. Step 3: Cross multiply
    70,033.50x = 96,618.68 × 43,129.30
  4. Step 4: Simplify right side
    70,033.50x = 4,167,096,035.32
  5. Step 5: Solve for x
    x = 4,167,096,035.32/70,033.50
  6. Step 6: Final answer
    x = 59,501.47

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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.