Home / 133,110.77-183,666.10-84,732.17

Finding the Fourth Proportional to 133,110.77, 183,666.10 and 84,732.17

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Solution

The fourth proportional to 133,110.77, 183,666.10 and 84,732.17 is: 116,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,110.77 : 183,666.10 = 84,732.17 : x
  2. Step 2: Convert to fraction form
    133,110.77/183,666.10 = 84,732.17/x
  3. Step 3: Cross multiply
    133,110.77x = 183,666.10 × 84,732.17
  4. Step 4: Simplify right side
    133,110.77x = 15,562,427,208.44
  5. Step 5: Solve for x
    x = 15,562,427,208.44/133,110.77
  6. Step 6: Final answer
    x = 116,913.36

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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.