Home / 39,660.96-59,476.04-19,925.70

Finding the Fourth Proportional to 39,660.96, 59,476.04 and 19,925.70

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Solution

The fourth proportional to 39,660.96, 59,476.04 and 19,925.70 is: 29,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.96 : 59,476.04 = 19,925.70 : x
  2. Step 2: Convert to fraction form
    39,660.96/59,476.04 = 19,925.70/x
  3. Step 3: Cross multiply
    39,660.96x = 59,476.04 × 19,925.70
  4. Step 4: Simplify right side
    39,660.96x = 1,185,101,730.23
  5. Step 5: Solve for x
    x = 1,185,101,730.23/39,660.96
  6. Step 6: Final answer
    x = 29,880.81

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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.