Home / 82,924.40-124,386.50-20,594.90

Finding the Fourth Proportional to 82,924.40, 124,386.50 and 20,594.90

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Solution

The fourth proportional to 82,924.40, 124,386.50 and 20,594.90 is: 30,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,924.40 : 124,386.50 = 20,594.90 : x
  2. Step 2: Convert to fraction form
    82,924.40/124,386.50 = 20,594.90/x
  3. Step 3: Cross multiply
    82,924.40x = 124,386.50 × 20,594.90
  4. Step 4: Simplify right side
    82,924.40x = 2,561,727,528.85
  5. Step 5: Solve for x
    x = 2,561,727,528.85/82,924.40
  6. Step 6: Final answer
    x = 30,892.33

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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.