Home / 99,214.58-136,937.78-61,007.01

Finding the Fourth Proportional to 99,214.58, 136,937.78 and 61,007.01

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Solution

The fourth proportional to 99,214.58, 136,937.78 and 61,007.01 is: 84,202.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,214.58 : 136,937.78 = 61,007.01 : x
  2. Step 2: Convert to fraction form
    99,214.58/136,937.78 = 61,007.01/x
  3. Step 3: Cross multiply
    99,214.58x = 136,937.78 × 61,007.01
  4. Step 4: Simplify right side
    99,214.58x = 8,354,163,829.15
  5. Step 5: Solve for x
    x = 8,354,163,829.15/99,214.58
  6. Step 6: Final answer
    x = 84,202.99

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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.