Home / 39,389.50-59,018.46-27,681.76

Finding the Fourth Proportional to 39,389.50, 59,018.46 and 27,681.76

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Solution

The fourth proportional to 39,389.50, 59,018.46 and 27,681.76 is: 41,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,389.50 : 59,018.46 = 27,681.76 : x
  2. Step 2: Convert to fraction form
    39,389.50/59,018.46 = 27,681.76/x
  3. Step 3: Cross multiply
    39,389.50x = 59,018.46 × 27,681.76
  4. Step 4: Simplify right side
    39,389.50x = 1,633,734,845.29
  5. Step 5: Solve for x
    x = 1,633,734,845.29/39,389.50
  6. Step 6: Final answer
    x = 41,476.40

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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.