Home / 70,050.71-96,690.56-39,852.90

Finding the Fourth Proportional to 70,050.71, 96,690.56 and 39,852.90

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Solution

The fourth proportional to 70,050.71, 96,690.56 and 39,852.90 is: 55,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,050.71 : 96,690.56 = 39,852.90 : x
  2. Step 2: Convert to fraction form
    70,050.71/96,690.56 = 39,852.90/x
  3. Step 3: Cross multiply
    70,050.71x = 96,690.56 × 39,852.90
  4. Step 4: Simplify right side
    70,050.71x = 3,853,399,019.36
  5. Step 5: Solve for x
    x = 3,853,399,019.36/70,050.71
  6. Step 6: Final answer
    x = 55,008.71

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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.