Home / 84,908-127,186.95-49,741.04

Finding the Fourth Proportional to 84,908, 127,186.95 and 49,741.04

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Solution

The fourth proportional to 84,908, 127,186.95 and 49,741.04 is: 74,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,908 : 127,186.95 = 49,741.04 : x
  2. Step 2: Convert to fraction form
    84,908/127,186.95 = 49,741.04/x
  3. Step 3: Cross multiply
    84,908x = 127,186.95 × 49,741.04
  4. Step 4: Simplify right side
    84,908x = 6,326,411,167.43
  5. Step 5: Solve for x
    x = 6,326,411,167.43/84,908
  6. Step 6: Final answer
    x = 74,509.01

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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.