Home / 64,938.11-89,613.68-36,258.23

Finding the Fourth Proportional to 64,938.11, 89,613.68 and 36,258.23

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Solution

The fourth proportional to 64,938.11, 89,613.68 and 36,258.23 is: 50,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938.11 : 89,613.68 = 36,258.23 : x
  2. Step 2: Convert to fraction form
    64,938.11/89,613.68 = 36,258.23/x
  3. Step 3: Cross multiply
    64,938.11x = 89,613.68 × 36,258.23
  4. Step 4: Simplify right side
    64,938.11x = 3,249,233,463.33
  5. Step 5: Solve for x
    x = 3,249,233,463.33/64,938.11
  6. Step 6: Final answer
    x = 50,035.85

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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.