Home / 43,258.68-64,888.56-16,975.80

Finding the Fourth Proportional to 43,258.68, 64,888.56 and 16,975.80

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Solution

The fourth proportional to 43,258.68, 64,888.56 and 16,975.80 is: 25,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,258.68 : 64,888.56 = 16,975.80 : x
  2. Step 2: Convert to fraction form
    43,258.68/64,888.56 = 16,975.80/x
  3. Step 3: Cross multiply
    43,258.68x = 64,888.56 × 16,975.80
  4. Step 4: Simplify right side
    43,258.68x = 1,101,535,216.85
  5. Step 5: Solve for x
    x = 1,101,535,216.85/43,258.68
  6. Step 6: Final answer
    x = 25,463.91

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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.