Home / 83,883.12-125,807.40-37,106.16

Finding the Fourth Proportional to 83,883.12, 125,807.40 and 37,106.16

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Solution

The fourth proportional to 83,883.12, 125,807.40 and 37,106.16 is: 55,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,883.12 : 125,807.40 = 37,106.16 : x
  2. Step 2: Convert to fraction form
    83,883.12/125,807.40 = 37,106.16/x
  3. Step 3: Cross multiply
    83,883.12x = 125,807.40 × 37,106.16
  4. Step 4: Simplify right side
    83,883.12x = 4,668,229,513.58
  5. Step 5: Solve for x
    x = 4,668,229,513.58/83,883.12
  6. Step 6: Final answer
    x = 55,651.60

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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.