Home / 70,328.66-97,054.62-38,500.52

Finding the Fourth Proportional to 70,328.66, 97,054.62 and 38,500.52

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Solution

The fourth proportional to 70,328.66, 97,054.62 and 38,500.52 is: 53,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,328.66 : 97,054.62 = 38,500.52 : x
  2. Step 2: Convert to fraction form
    70,328.66/97,054.62 = 38,500.52/x
  3. Step 3: Cross multiply
    70,328.66x = 97,054.62 × 38,500.52
  4. Step 4: Simplify right side
    70,328.66x = 3,736,653,338.40
  5. Step 5: Solve for x
    x = 3,736,653,338.40/70,328.66
  6. Step 6: Final answer
    x = 53,131.30

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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.