Home / 83,268.16-124,951.10-30,714.28

Finding the Fourth Proportional to 83,268.16, 124,951.10 and 30,714.28

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Solution

The fourth proportional to 83,268.16, 124,951.10 and 30,714.28 is: 46,089.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,268.16 : 124,951.10 = 30,714.28 : x
  2. Step 2: Convert to fraction form
    83,268.16/124,951.10 = 30,714.28/x
  3. Step 3: Cross multiply
    83,268.16x = 124,951.10 × 30,714.28
  4. Step 4: Simplify right side
    83,268.16x = 3,837,783,071.71
  5. Step 5: Solve for x
    x = 3,837,783,071.71/83,268.16
  6. Step 6: Final answer
    x = 46,089.44

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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.