Home / 70,155.23-96,841.91-43,308.59

Finding the Fourth Proportional to 70,155.23, 96,841.91 and 43,308.59

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Solution

The fourth proportional to 70,155.23, 96,841.91 and 43,308.59 is: 59,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,155.23 : 96,841.91 = 43,308.59 : x
  2. Step 2: Convert to fraction form
    70,155.23/96,841.91 = 43,308.59/x
  3. Step 3: Cross multiply
    70,155.23x = 96,841.91 × 43,308.59
  4. Step 4: Simplify right side
    70,155.23x = 4,194,086,199.07
  5. Step 5: Solve for x
    x = 4,194,086,199.07/70,155.23
  6. Step 6: Final answer
    x = 59,782.95

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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.