Home / 99,697.24-149,546.10-29,577.40

Finding the Fourth Proportional to 99,697.24, 149,546.10 and 29,577.40

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Solution

The fourth proportional to 99,697.24, 149,546.10 and 29,577.40 is: 44,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,697.24 : 149,546.10 = 29,577.40 : x
  2. Step 2: Convert to fraction form
    99,697.24/149,546.10 = 29,577.40/x
  3. Step 3: Cross multiply
    99,697.24x = 149,546.10 × 29,577.40
  4. Step 4: Simplify right side
    99,697.24x = 4,423,184,818.14
  5. Step 5: Solve for x
    x = 4,423,184,818.14/99,697.24
  6. Step 6: Final answer
    x = 44,366.17

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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.