Home / 98,932.13-136,551.24-56,515.26

Finding the Fourth Proportional to 98,932.13, 136,551.24 and 56,515.26

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Solution

The fourth proportional to 98,932.13, 136,551.24 and 56,515.26 is: 78,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,932.13 : 136,551.24 = 56,515.26 : x
  2. Step 2: Convert to fraction form
    98,932.13/136,551.24 = 56,515.26/x
  3. Step 3: Cross multiply
    98,932.13x = 136,551.24 × 56,515.26
  4. Step 4: Simplify right side
    98,932.13x = 7,717,228,831.92
  5. Step 5: Solve for x
    x = 7,717,228,831.92/98,932.13
  6. Step 6: Final answer
    x = 78,005.29

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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.