Home / 123,526.02-184,385.02-106,107.78

Finding the Fourth Proportional to 123,526.02, 184,385.02 and 106,107.78

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Solution

The fourth proportional to 123,526.02, 184,385.02 and 106,107.78 is: 158,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,526.02 : 184,385.02 = 106,107.78 : x
  2. Step 2: Convert to fraction form
    123,526.02/184,385.02 = 106,107.78/x
  3. Step 3: Cross multiply
    123,526.02x = 184,385.02 × 106,107.78
  4. Step 4: Simplify right side
    123,526.02x = 19,564,685,137.46
  5. Step 5: Solve for x
    x = 19,564,685,137.46/123,526.02
  6. Step 6: Final answer
    x = 158,385.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.