Home / 43,306.71-59,730.12-29,900.40

Finding the Fourth Proportional to 43,306.71, 59,730.12 and 29,900.40

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Solution

The fourth proportional to 43,306.71, 59,730.12 and 29,900.40 is: 41,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,306.71 : 59,730.12 = 29,900.40 : x
  2. Step 2: Convert to fraction form
    43,306.71/59,730.12 = 29,900.40/x
  3. Step 3: Cross multiply
    43,306.71x = 59,730.12 × 29,900.40
  4. Step 4: Simplify right side
    43,306.71x = 1,785,954,480.05
  5. Step 5: Solve for x
    x = 1,785,954,480.05/43,306.71
  6. Step 6: Final answer
    x = 41,239.67

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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.