Home / 77,097.13-106,398.11-46,877.45

Finding the Fourth Proportional to 77,097.13, 106,398.11 and 46,877.45

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Solution

The fourth proportional to 77,097.13, 106,398.11 and 46,877.45 is: 64,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,097.13 : 106,398.11 = 46,877.45 : x
  2. Step 2: Convert to fraction form
    77,097.13/106,398.11 = 46,877.45/x
  3. Step 3: Cross multiply
    77,097.13x = 106,398.11 × 46,877.45
  4. Step 4: Simplify right side
    77,097.13x = 4,987,672,081.62
  5. Step 5: Solve for x
    x = 4,987,672,081.62/77,097.13
  6. Step 6: Final answer
    x = 64,693.36

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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.