Home / 69,337.32-95,682.78-39,117.84

Finding the Fourth Proportional to 69,337.32, 95,682.78 and 39,117.84

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Solution

The fourth proportional to 69,337.32, 95,682.78 and 39,117.84 is: 53,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337.32 : 95,682.78 = 39,117.84 : x
  2. Step 2: Convert to fraction form
    69,337.32/95,682.78 = 39,117.84/x
  3. Step 3: Cross multiply
    69,337.32x = 95,682.78 × 39,117.84
  4. Step 4: Simplify right side
    69,337.32x = 3,742,903,678.80
  5. Step 5: Solve for x
    x = 3,742,903,678.80/69,337.32
  6. Step 6: Final answer
    x = 53,981.08

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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.