Home / 53,586.16-80,378.40-13,060.13

Finding the Fourth Proportional to 53,586.16, 80,378.40 and 13,060.13

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Solution

The fourth proportional to 53,586.16, 80,378.40 and 13,060.13 is: 19,589.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,586.16 : 80,378.40 = 13,060.13 : x
  2. Step 2: Convert to fraction form
    53,586.16/80,378.40 = 13,060.13/x
  3. Step 3: Cross multiply
    53,586.16x = 80,378.40 × 13,060.13
  4. Step 4: Simplify right side
    53,586.16x = 1,049,752,554.14
  5. Step 5: Solve for x
    x = 1,049,752,554.14/53,586.16
  6. Step 6: Final answer
    x = 19,589.99

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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.