Home / 70,216.23-96,898.41-38,385.14

Finding the Fourth Proportional to 70,216.23, 96,898.41 and 38,385.14

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Solution

The fourth proportional to 70,216.23, 96,898.41 and 38,385.14 is: 52,971.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,216.23 : 96,898.41 = 38,385.14 : x
  2. Step 2: Convert to fraction form
    70,216.23/96,898.41 = 38,385.14/x
  3. Step 3: Cross multiply
    70,216.23x = 96,898.41 × 38,385.14
  4. Step 4: Simplify right side
    70,216.23x = 3,719,458,549.14
  5. Step 5: Solve for x
    x = 3,719,458,549.14/70,216.23
  6. Step 6: Final answer
    x = 52,971.49

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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.