Home / 70,046.17-96,666.62-39,836.81

Finding the Fourth Proportional to 70,046.17, 96,666.62 and 39,836.81

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Solution

The fourth proportional to 70,046.17, 96,666.62 and 39,836.81 is: 54,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046.17 : 96,666.62 = 39,836.81 : x
  2. Step 2: Convert to fraction form
    70,046.17/96,666.62 = 39,836.81/x
  3. Step 3: Cross multiply
    70,046.17x = 96,666.62 × 39,836.81
  4. Step 4: Simplify right side
    70,046.17x = 3,850,889,816.76
  5. Step 5: Solve for x
    x = 3,850,889,816.76/70,046.17
  6. Step 6: Final answer
    x = 54,976.45

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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.