Home / 53,312.16-79,941.51-17,760.99

Finding the Fourth Proportional to 53,312.16, 79,941.51 and 17,760.99

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Solution

The fourth proportional to 53,312.16, 79,941.51 and 17,760.99 is: 26,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.16 : 79,941.51 = 17,760.99 : x
  2. Step 2: Convert to fraction form
    53,312.16/79,941.51 = 17,760.99/x
  3. Step 3: Cross multiply
    53,312.16x = 79,941.51 × 17,760.99
  4. Step 4: Simplify right side
    53,312.16x = 1,419,840,359.69
  5. Step 5: Solve for x
    x = 1,419,840,359.69/53,312.16
  6. Step 6: Final answer
    x = 26,632.58

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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.