Home / 69,609.45-96,011.43-63,885.35

Finding the Fourth Proportional to 69,609.45, 96,011.43 and 63,885.35

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Solution

The fourth proportional to 69,609.45, 96,011.43 and 63,885.35 is: 88,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,609.45 : 96,011.43 = 63,885.35 : x
  2. Step 2: Convert to fraction form
    69,609.45/96,011.43 = 63,885.35/x
  3. Step 3: Cross multiply
    69,609.45x = 96,011.43 × 63,885.35
  4. Step 4: Simplify right side
    69,609.45x = 6,133,723,329.49
  5. Step 5: Solve for x
    x = 6,133,723,329.49/69,609.45
  6. Step 6: Final answer
    x = 88,116.24

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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.