Home / 99,292.77-148,855.32-43,090.38

Finding the Fourth Proportional to 99,292.77, 148,855.32 and 43,090.38

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Solution

The fourth proportional to 99,292.77, 148,855.32 and 43,090.38 is: 64,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,292.77 : 148,855.32 = 43,090.38 : x
  2. Step 2: Convert to fraction form
    99,292.77/148,855.32 = 43,090.38/x
  3. Step 3: Cross multiply
    99,292.77x = 148,855.32 × 43,090.38
  4. Step 4: Simplify right side
    99,292.77x = 6,414,232,303.82
  5. Step 5: Solve for x
    x = 6,414,232,303.82/99,292.77
  6. Step 6: Final answer
    x = 64,599.19

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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.