Home / 103,025.42-154,560.34-31,946.63

Finding the Fourth Proportional to 103,025.42, 154,560.34 and 31,946.63

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Solution

The fourth proportional to 103,025.42, 154,560.34 and 31,946.63 is: 47,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.42 : 154,560.34 = 31,946.63 : x
  2. Step 2: Convert to fraction form
    103,025.42/154,560.34 = 31,946.63/x
  3. Step 3: Cross multiply
    103,025.42x = 154,560.34 × 31,946.63
  4. Step 4: Simplify right side
    103,025.42x = 4,937,681,834.92
  5. Step 5: Solve for x
    x = 4,937,681,834.92/103,025.42
  6. Step 6: Final answer
    x = 47,926.83

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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.