Home / 56,686.13-85,026.16-17,240.17

Finding the Fourth Proportional to 56,686.13, 85,026.16 and 17,240.17

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Solution

The fourth proportional to 56,686.13, 85,026.16 and 17,240.17 is: 25,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,686.13 : 85,026.16 = 17,240.17 : x
  2. Step 2: Convert to fraction form
    56,686.13/85,026.16 = 17,240.17/x
  3. Step 3: Cross multiply
    56,686.13x = 85,026.16 × 17,240.17
  4. Step 4: Simplify right side
    56,686.13x = 1,465,865,085.14
  5. Step 5: Solve for x
    x = 1,465,865,085.14/56,686.13
  6. Step 6: Final answer
    x = 25,859.33

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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.