Home / 74,526.88-102,849.04-40,993.76

Finding the Fourth Proportional to 74,526.88, 102,849.04 and 40,993.76

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Solution

The fourth proportional to 74,526.88, 102,849.04 and 40,993.76 is: 56,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,526.88 : 102,849.04 = 40,993.76 : x
  2. Step 2: Convert to fraction form
    74,526.88/102,849.04 = 40,993.76/x
  3. Step 3: Cross multiply
    74,526.88x = 102,849.04 × 40,993.76
  4. Step 4: Simplify right side
    74,526.88x = 4,216,168,861.99
  5. Step 5: Solve for x
    x = 4,216,168,861.99/74,526.88
  6. Step 6: Final answer
    x = 56,572.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.