Home / 53,220.18-79,807.09-15,261.06

Finding the Fourth Proportional to 53,220.18, 79,807.09 and 15,261.06

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Solution

The fourth proportional to 53,220.18, 79,807.09 and 15,261.06 is: 22,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220.18 : 79,807.09 = 15,261.06 : x
  2. Step 2: Convert to fraction form
    53,220.18/79,807.09 = 15,261.06/x
  3. Step 3: Cross multiply
    53,220.18x = 79,807.09 × 15,261.06
  4. Step 4: Simplify right side
    53,220.18x = 1,217,940,929.02
  5. Step 5: Solve for x
    x = 1,217,940,929.02/53,220.18
  6. Step 6: Final answer
    x = 22,884.95

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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.