Home / 51,177.51-70,623.90-28,516.41

Finding the Fourth Proportional to 51,177.51, 70,623.90 and 28,516.41

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Solution

The fourth proportional to 51,177.51, 70,623.90 and 28,516.41 is: 39,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,177.51 : 70,623.90 = 28,516.41 : x
  2. Step 2: Convert to fraction form
    51,177.51/70,623.90 = 28,516.41/x
  3. Step 3: Cross multiply
    51,177.51x = 70,623.90 × 28,516.41
  4. Step 4: Simplify right side
    51,177.51x = 2,013,940,088.20
  5. Step 5: Solve for x
    x = 2,013,940,088.20/51,177.51
  6. Step 6: Final answer
    x = 39,352.05

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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.