Home / 65,301.57-97,952.39-43,109.76

Finding the Fourth Proportional to 65,301.57, 97,952.39 and 43,109.76

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Solution

The fourth proportional to 65,301.57, 97,952.39 and 43,109.76 is: 64,664.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,301.57 : 97,952.39 = 43,109.76 : x
  2. Step 2: Convert to fraction form
    65,301.57/97,952.39 = 43,109.76/x
  3. Step 3: Cross multiply
    65,301.57x = 97,952.39 × 43,109.76
  4. Step 4: Simplify right side
    65,301.57x = 4,222,703,808.78
  5. Step 5: Solve for x
    x = 4,222,703,808.78/65,301.57
  6. Step 6: Final answer
    x = 64,664.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.