Home / 115,802.60-173,717.91-40,907.42

Finding the Fourth Proportional to 115,802.60, 173,717.91 and 40,907.42

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Solution

The fourth proportional to 115,802.60, 173,717.91 and 40,907.42 is: 61,366.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,802.60 : 173,717.91 = 40,907.42 : x
  2. Step 2: Convert to fraction form
    115,802.60/173,717.91 = 40,907.42/x
  3. Step 3: Cross multiply
    115,802.60x = 173,717.91 × 40,907.42
  4. Step 4: Simplify right side
    115,802.60x = 7,106,350,969.33
  5. Step 5: Solve for x
    x = 7,106,350,969.33/115,802.60
  6. Step 6: Final answer
    x = 61,366.08

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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.