Home / 102,711.60-154,067.40-93,526.20

Finding the Fourth Proportional to 102,711.60, 154,067.40 and 93,526.20

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Solution

The fourth proportional to 102,711.60, 154,067.40 and 93,526.20 is: 140,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,711.60 : 154,067.40 = 93,526.20 : x
  2. Step 2: Convert to fraction form
    102,711.60/154,067.40 = 93,526.20/x
  3. Step 3: Cross multiply
    102,711.60x = 154,067.40 × 93,526.20
  4. Step 4: Simplify right side
    102,711.60x = 14,409,338,465.88
  5. Step 5: Solve for x
    x = 14,409,338,465.88/102,711.60
  6. Step 6: Final answer
    x = 140,289.30

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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.